ci: add copyright header to CI scripts

There is quite a bit of creative effort in these and even more trouble-
shooting effort.  I.e. they are non-trivial from a copyright perspective.

Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/16628)
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 601ba5f..c7a344c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,3 +1,10 @@
+# Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the Apache License 2.0 (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
 name: GitHub CI
 
 on: [pull_request, push]
diff --git a/.github/workflows/compiler-zoo.yml b/.github/workflows/compiler-zoo.yml
index 29a9097..55d1085 100644
--- a/.github/workflows/compiler-zoo.yml
+++ b/.github/workflows/compiler-zoo.yml
@@ -1,3 +1,10 @@
+# Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the Apache License 2.0 (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
 name: Compiler Zoo CI
 
 on: [push]
diff --git a/.github/workflows/coveralls.yml b/.github/workflows/coveralls.yml
index 45e9e8e..3392edd 100644
--- a/.github/workflows/coveralls.yml
+++ b/.github/workflows/coveralls.yml
@@ -1,3 +1,10 @@
+# Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the Apache License 2.0 (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
 name: Coverage
 
 #Run once a day
diff --git a/.github/workflows/cross-compiles.yml b/.github/workflows/cross-compiles.yml
index 576a9d3..ebfc13c 100644
--- a/.github/workflows/cross-compiles.yml
+++ b/.github/workflows/cross-compiles.yml
@@ -1,3 +1,10 @@
+# Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the Apache License 2.0 (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
 name: Cross Compile
 
 on: [pull_request, push]
diff --git a/.github/workflows/fips-checksums.yml b/.github/workflows/fips-checksums.yml
index d8aea44..7835198 100644
--- a/.github/workflows/fips-checksums.yml
+++ b/.github/workflows/fips-checksums.yml
@@ -1,3 +1,10 @@
+# Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the Apache License 2.0 (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
 name: FIPS Checksums
 on: [pull_request]
 
diff --git a/.github/workflows/fips-label.yml b/.github/workflows/fips-label.yml
index eb87f20..c241801 100644
--- a/.github/workflows/fips-label.yml
+++ b/.github/workflows/fips-label.yml
@@ -1,3 +1,10 @@
+# Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the Apache License 2.0 (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
 name: FIPS Changed Label
 on:
   workflow_run:
diff --git a/.github/workflows/fuzz-checker.yml b/.github/workflows/fuzz-checker.yml
index 5b784de..4d3bf35 100644
--- a/.github/workflows/fuzz-checker.yml
+++ b/.github/workflows/fuzz-checker.yml
@@ -1,3 +1,10 @@
+# Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the Apache License 2.0 (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
 name: Fuzz-checker CI
 
 on: [push]
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 81f6203..4ad9c0c 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,3 +1,10 @@
+# Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the Apache License 2.0 (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
 name: CIFuzz
 on: [pull_request, push]
 jobs:
diff --git a/.github/workflows/run-checker-ci.yml b/.github/workflows/run-checker-ci.yml
index 5a6dd4d..1aca017 100644
--- a/.github/workflows/run-checker-ci.yml
+++ b/.github/workflows/run-checker-ci.yml
@@ -1,3 +1,10 @@
+# Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the Apache License 2.0 (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
 # Jobs run per pull request submission
 name: Run-checker CI
 on: [pull_request, push]
diff --git a/.github/workflows/run-checker-daily.yml b/.github/workflows/run-checker-daily.yml
index d9374f1..0937d2f 100644
--- a/.github/workflows/run-checker-daily.yml
+++ b/.github/workflows/run-checker-daily.yml
@@ -1,3 +1,10 @@
+# Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the Apache License 2.0 (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
 name: Run-checker daily
 # Jobs run daily
 
diff --git a/.github/workflows/run-checker-merge.yml b/.github/workflows/run-checker-merge.yml
index 4f5efea..7795ab1 100644
--- a/.github/workflows/run-checker-merge.yml
+++ b/.github/workflows/run-checker-merge.yml
@@ -1,3 +1,10 @@
+# Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the Apache License 2.0 (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
 name: Run-checker merge
 # Jobs run per merge to master
 
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index ffe6c92..cb9e84b 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -1,3 +1,10 @@
+# Copyright 2021 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the Apache License 2.0 (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
 name: Windows GitHub CI
 
 on: [pull_request, push]