[various] Update minimum Flutter version to 3.3 (#3967)

Updates version-related checks for the 3.10 release:
- Updates the N-1 and N-2 tests to 3.3 and 3.7.
- Updates the minimum allowed SDK to declare support for to 3.3, matching our test matrix
- Updates all packages that were supporting <3.3 to 3.3 (and equivalent Dart versions for non-Flutter packages)
- Adds a Flutter->Dart mapping for 3.10 in the repo tooling.

Author: stuartmorgan-g

.cirrus.yml

@@ -97,7 +97,7 @@ task:
         license_script: $PLUGIN_TOOL_COMMAND license-check
         # The major and minor version here should match the lowest version
         # analyzed in legacy_version_analyze.
-        pubspec_script: ./script/tool_runner.sh pubspec-check --min-min-flutter-version=3.0.0 --allow-dependencies=script/configs/allowed_unpinned_deps.yaml --allow-pinned-dependencies=script/configs/allowed_pinned_deps.yaml
+        pubspec_script: ./script/tool_runner.sh pubspec-check --min-min-flutter-version=3.3.0 --allow-dependencies=script/configs/allowed_unpinned_deps.yaml --allow-pinned-dependencies=script/configs/allowed_pinned_deps.yaml
         readme_script:
           - ./script/tool_runner.sh readme-check
           # Re-run with --require-excerpts, skipping packages that still need
@@ -163,7 +163,7 @@ task:
       matrix:
         # Change the arguments to pubspec-check when changing these values.
         env:
-          CHANNEL: "3.0.5"
+          CHANNEL: "3.7.12"
           DART_VERSION: "2.17.6"
         env:
           CHANNEL: "3.3.10"

packages/animations/CHANGELOG.md

@@ -1,5 +1,6 @@
 ## NEXT
 
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
 * Aligns Dart and Flutter SDK constraints.
 
 ## 2.0.7

packages/animations/example/pubspec.yaml

@@ -6,8 +6,8 @@ publish_to: none
 version: 0.0.1
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   animations:

packages/animations/pubspec.yaml

@@ -5,8 +5,8 @@ issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+
 version: 2.0.7
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   flutter:

packages/camera/camera_android/CHANGELOG.md

@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.10.8
 
 * Updates gradle, AGP and fixes some lint errors.

packages/camera/camera_android/example/pubspec.yaml

@@ -3,8 +3,8 @@ description: Demonstrates how to use the camera plugin.
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   camera_android:

packages/camera/camera_android/pubspec.yaml

@@ -6,8 +6,8 @@ issue_tracker: https://github.com/flutter/flutter/issues?q=is%3Aissue+is%3Aopen+
 version: 0.10.8
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 flutter:
   plugin:

packages/camera/camera_avfoundation/CHANGELOG.md

@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 0.9.13+1
 
 * Clarifies explanation of endorsement in README.

packages/camera/camera_avfoundation/example/pubspec.yaml

@@ -3,8 +3,8 @@ description: Demonstrates how to use the camera plugin.
 publish_to: none
 
 environment:
-  sdk: ">=2.17.0 <4.0.0"
-  flutter: ">=3.0.0"
+  sdk: ">=2.18.0 <4.0.0"
+  flutter: ">=3.3.0"
 
 dependencies:
   camera_avfoundation:

packages/camera/camera_platform_interface/CHANGELOG.md

@@ -1,3 +1,7 @@
+## NEXT
+
+* Updates minimum supported SDK version to Flutter 3.3/Dart 2.18.
+
 ## 2.5.0
 
 * Adds NV21 as an image stream format (suitable for Android).