License update - Batch 5

[mossmana]

Updates the license headers for:

1. case_study/memory_leaks/leaking_counter_1/README.md
2. case_study/memory_leaks/leaking_counter_1/analysis_options.yaml
3. case_study/memory_leaks/leaking_counter_1/android/app/build.gradle
4. case_study/memory_leaks/leaking_counter_1/android/app/src/debug/AndroidManifest.xml
5. case_study/memory_leaks/leaking_counter_1/android/app/src/main/AndroidManifest.xml
6. case_study/memory_leaks/leaking_counter_1/android/app/src/main/res/drawable-v21/launch_background.xml
7. case_study/memory_leaks/leaking_counter_1/android/app/src/main/res/drawable/launch_background.xml
8. case_study/memory_leaks/leaking_counter_1/android/app/src/main/res/values-night/styles.xml
9. case_study/memory_leaks/leaking_counter_1/android/app/src/main/res/values/styles.xml
10. case_study/memory_leaks/leaking_counter_1/android/app/src/profile/AndroidManifest.xml
11. case_study/memory_leaks/leaking_counter_1/android/build.gradle
12. case_study/memory_leaks/leaking_counter_1/android/settings.gradle
13. case_study/memory_leaks/leaking_counter_1/ios/Runner/AppDelegate.swift
14. case_study/memory_leaks/leaking_counter_1/ios/Runner/Assets.xcassets/LaunchImage.imageset/README.md
15. case_study/memory_leaks/leaking_counter_1/ios/Runner/Runner-Bridging-Header.h
16. case_study/memory_leaks/leaking_counter_1/lib/main.dart
17. case_study/memory_leaks/leaking_counter_1/linux/main.cc
18. case_study/memory_leaks/leaking_counter_1/linux/my_application.cc
19. case_study/memory_leaks/leaking_counter_1/linux/my_application.h
20. case_study/memory_leaks/leaking_counter_1/macos/Runner/AppDelegate.swift
21. case_study/memory_leaks/leaking_counter_1/macos/Runner/MainFlutterWindow.swift
22. case_study/memory_leaks/leaking_counter_1/pubspec.yaml
23. case_study/memory_leaks/leaking_counter_1/test/widget_test.dart
24. case_study/memory_leaks/leaking_counter_1/web/index.html
25. case_study/memory_leaks/leaking_counter_1/windows/runner/flutter_window.cpp
26. case_study/memory_leaks/leaking_counter_1/windows/runner/flutter_window.h
27. case_study/memory_leaks/leaking_counter_1/windows/runner/main.cpp
28. case_study/memory_leaks/leaking_counter_1/windows/runner/resource.h
29. case_study/memory_leaks/leaking_counter_1/windows/runner/utils.cpp
30. case_study/memory_leaks/leaking_counter_1/windows/runner/utils.h
31. case_study/memory_leaks/leaking_counter_1/windows/runner/win32_window.cpp
32. case_study/memory_leaks/leaking_counter_1/windows/runner/win32_window.h

#8216

Pre-launch Checklist

• I read the [Contributor Guide] and followed the process outlined there for submitting PRs.
• I read the [Tree Hygiene] wiki page, which explains my responsibilities.
• I read the [Flutter Style Guide] recently, and have followed its advice.
• I signed the [CLA].
• I listed at least one issue that this PR fixes in the description above.
• I updated/added relevant documentation (doc comments with ///).
• I added new tests to check the change I am making, or there is a reason for not adding tests.