[url_launcher_web] bump the minimal flutter requirement to 1.10.0 (#2378)

This is the minimal Flutter version required for the plugin platforms manifest.
diff --git a/packages/url_launcher/url_launcher/pubspec.yaml b/packages/url_launcher/url_launcher/pubspec.yaml
index e0c5913..0b1186d 100644
--- a/packages/url_launcher/url_launcher/pubspec.yaml
+++ b/packages/url_launcher/url_launcher/pubspec.yaml
@@ -1,7 +1,6 @@
 name: url_launcher
 description: Flutter plugin for launching a URL on Android and iOS. Supports
   web, phone, SMS, and email schemes.
-author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/url_launcher/url_launcher
 version: 5.2.7
 
diff --git a/packages/url_launcher/url_launcher_platform_interface/pubspec.yaml b/packages/url_launcher/url_launcher_platform_interface/pubspec.yaml
index 3f7aa48..d66afef 100644
--- a/packages/url_launcher/url_launcher_platform_interface/pubspec.yaml
+++ b/packages/url_launcher/url_launcher_platform_interface/pubspec.yaml
@@ -1,6 +1,5 @@
 name: url_launcher_platform_interface
 description: A common platform interface for the url_launcher plugin.
-author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/url_launcher/url_launcher_platform_interface
 # NOTE: We strongly prefer non-breaking changes, even at the expense of a
 # less-clean API. See https://flutter.dev/go/platform-interface-breaking-changes
diff --git a/packages/url_launcher/url_launcher_web/CHANGELOG.md b/packages/url_launcher/url_launcher_web/CHANGELOG.md
index ecae116..cc2f8bb 100644
--- a/packages/url_launcher/url_launcher_web/CHANGELOG.md
+++ b/packages/url_launcher/url_launcher_web/CHANGELOG.md
@@ -1,6 +1,7 @@
 # 0.1.0+1
 
 - Add an android/ folder with no-op implementation to workaround https://github.com/flutter/flutter/issues/46304.
+- Bump the minimal required Flutter version to 1.10.0.
 
 # 0.1.0
 
diff --git a/packages/url_launcher/url_launcher_web/pubspec.yaml b/packages/url_launcher/url_launcher_web/pubspec.yaml
index 64016c6..fcf41ef 100644
--- a/packages/url_launcher/url_launcher_web/pubspec.yaml
+++ b/packages/url_launcher/url_launcher_web/pubspec.yaml
@@ -1,6 +1,5 @@
 name: url_launcher_web
 description: Web platform implementation of url_launcher
-author: Flutter Team <flutter-dev@googlegroups.com>
 homepage: https://github.com/flutter/plugins/tree/master/packages/url_launcher/url_launcher_web
 version: 0.1.0+1
 
@@ -26,4 +25,4 @@
 
 environment:
   sdk: ">=2.0.0-dev.28.0 <3.0.0"
-  flutter: ">=1.5.0 <2.0.0"
+  flutter: ">=1.10.0 <2.0.0"