Bump provider from 6.0.3 to 6.0.4 in /dashboard (#2215)

diff --git a/dashboard/pubspec.lock b/dashboard/pubspec.lock
index 5aa43dc..e23aa55 100644
--- a/dashboard/pubspec.lock
+++ b/dashboard/pubspec.lock
@@ -323,7 +323,7 @@
       name: material_color_utilities
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.0"
+    version: "0.1.5"
   meta:
     dependency: transitive
     description:
@@ -393,7 +393,7 @@
       name: provider
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "6.0.3"
+    version: "6.0.4"
   pub_semver:
     dependency: transitive
     description:
@@ -447,7 +447,7 @@
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.9.1"
+    version: "1.9.0"
   stack_trace:
     dependency: transitive
     description:
@@ -461,7 +461,7 @@
       name: stream_channel
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.0"
   stream_transform:
     dependency: transitive
     description:
@@ -489,7 +489,7 @@
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.14"
+    version: "0.4.12"
   timing:
     dependency: transitive
     description:
@@ -573,7 +573,7 @@
       name: vector_math
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.4"
+    version: "2.1.2"
   watcher:
     dependency: transitive
     description:
@@ -596,5 +596,5 @@
     source: hosted
     version: "3.1.1"
 sdks:
-  dart: ">=2.18.0 <3.0.0"
+  dart: ">=2.17.0 <3.0.0"
   flutter: ">=2.10.0"
diff --git a/dashboard/pubspec.yaml b/dashboard/pubspec.yaml
index 78afdb0..2e2e0b6 100644
--- a/dashboard/pubspec.yaml
+++ b/dashboard/pubspec.yaml
@@ -29,7 +29,7 @@
   google_sign_in: ^5.4.2
   http: ^0.13.4
   protobuf: ^2.0.1
-  provider: ^6.0.2
+  provider: ^6.0.4
   url_launcher: ^6.1.6
   flutter_app_icons: ^0.0.8
   truncate: ^3.0.1