[CP-stable]Fixes incorrect read/write permissions on Flutter.framework and...

[CP-stable]Fixes incorrect read/write permissions on Flutter.framework and FlutterMacOS.framework (#148717)

This pull request is created by [automatic cherry pick workflow](https://github.com/flutter/flutter/wiki/Flutter-Cherrypick-Process#automatically-creates-a-cherry-pick-request)
Please fill in the form below, and a flutter domain expert will evaluate this cherry pick request.

### Issue Link:
What is the link to the issue this cherry-pick is addressing?
https://github.com/flutter/flutter/issues/148354
https://github.com/flutter/flutter/issues/147142

### Changelog Description:
Correct read/write permisions for FlutterMacOS.framework to allow MacOS developers to publish to the app store

### Impact Description:
MacOS developers.

### Workaround:
Is there a workaround for this issue?

Run chmod locally after building https://github.com/flutter/flutter/issues/148354#issuecomment-2116391118

### Risk:
What is the risk level of this cherry-pick?

### Test Coverage:
Are you confident that your fix is well-tested by automated tests?

### Validation Steps:
What are the steps to validate that this fix works?

1. `flutter build macos --release` any macos project
2. `ls -la macos/Build/Products/Release/test_create.app/Contents/Frameworks/`
3. Note that the permissions for FlutterMacOS.framework is `drwxr-xr-x`, NOT `dr-------`
(note that this is validated to work here https://github.com/flutter/flutter/issues/148354#issuecomment-2116447391)

packages/flutter_tools/lib/src/build_system/targets/ios.dart

@@ -314,6 +314,7 @@ abstract class UnpackIOS extends Target {
       '--delete',
       '--filter',
       '- .DS_Store/',
+      '--chmod=Du=rwx,Dgo=rx,Fu=rw,Fgo=r',
       basePath,
       environment.outputDir.path,
     ]);

packages/flutter_tools/lib/src/build_system/targets/macos.dart

@@ -60,6 +60,7 @@ abstract class UnpackMacOS extends Target {
       '--delete',
       '--filter',
       '- .DS_Store/',
+      '--chmod=Du=rwx,Dgo=rx,Fu=rw,Fgo=r',
       basePath,
       environment.outputDir.path,
     ]);

packages/flutter_tools/test/general.shard/build_system/targets/ios_test.dart

@@ -541,6 +541,7 @@ void main() {
         '--delete',
         '--filter',
         '- .DS_Store/',
+        '--chmod=Du=rwx,Dgo=rx,Fu=rw,Fgo=r',
         'Artifact.flutterFramework.TargetPlatform.ios.debug.EnvironmentType.physical',
         outputDir.path,
       ]);
@@ -597,6 +598,7 @@ void main() {
           '--delete',
           '--filter',
           '- .DS_Store/',
+          '--chmod=Du=rwx,Dgo=rx,Fu=rw,Fgo=r',
           'Artifact.flutterFramework.TargetPlatform.ios.debug.EnvironmentType.simulator',
           outputDir.path,
           ],

packages/flutter_tools/test/general.shard/build_system/targets/macos_test.dart

@@ -73,6 +73,7 @@ void main() {
         '--delete',
         '--filter',
         '- .DS_Store/',
+        '--chmod=Du=rwx,Dgo=rx,Fu=rw,Fgo=r',
         'Artifact.flutterMacOSFramework.debug',
         environment.outputDir.path,
       ],
@@ -133,6 +134,7 @@ void main() {
           '--delete',
           '--filter',
           '- .DS_Store/',
+          '--chmod=Du=rwx,Dgo=rx,Fu=rw,Fgo=r',
           // source
           'Artifact.flutterMacOSFramework.debug',
           // destination

packages/flutter_tools/test/host_cross_arch.shard/ios_content_validation_test.dart

@@ -422,10 +422,16 @@ void main() {
           .whereType<Directory>()
           .singleWhere((Directory directory) => fileSystem.path.extension(directory.path) == '.app');
 
+      final Directory flutterFrameworkDir = fileSystem.directory(
+        fileSystem.path.join(
+          appBundle.path,
+          'Frameworks',
+          'Flutter.framework',
+        ),
+      );
+
       final String flutterFramework = fileSystem.path.join(
-        appBundle.path,
-        'Frameworks',
-        'Flutter.framework',
+        flutterFrameworkDir.path,
         'Flutter',
       );
 
@@ -456,6 +462,11 @@ void main() {
         ],
       );
       expect(appCodesign, const ProcessResultMatcher());
+
+      // Check read/write permissions are being correctly set
+      final String rawStatString = flutterFrameworkDir.statSync().modeString();
+      final String statString = rawStatString.substring(rawStatString.length - 9);
+      expect(statString, 'rwxr-xr-x');
     });
   }, skip: !platform.isMacOS, // [intended] only makes sense for macos platform.
      timeout: const Timeout(Duration(minutes: 10))

packages/flutter_tools/test/host_cross_arch.shard/macos_content_validation_test.dart

@@ -164,6 +164,11 @@ void main() {
         ),
       );
 
+      // Check read/write permissions are being correctly set
+      final String rawStatString = outputFlutterFramework.statSync().modeString();
+      final String statString = rawStatString.substring(rawStatString.length - 9);
+      expect(statString, 'rwxr-xr-x');
+
       // Check complicated macOS framework symlink structure.
       final Link current = outputFlutterFramework.childDirectory('Versions').childLink('Current');