71003 [flutter_tools] Set basic error matcher for Linux builds (cla: yes, tool)

71094 iOS aot assembly requires SDK root (cla: yes, team, tool)

71095 Rename SdkType -> EnvironmentType (cla: yes, platform-ios, tool, waiting for tree to go green)

71096 Revert “Migrate template to Gradle 6.7 and AGP 4.1.0” (a: accessibility, cla: yes, d: examples, team, tool)

71103 Move Flutter.podspec to add-to-app project template (a: existing-apps, cla: yes, platform-ios, tool)

71113 Add XCFramework artifacts (cla: yes, platform-ios, tool, waiting for tree to go green)