[Android] Fix Linux Android flavors_test (#116129)

* Remove flaky label

* Have test install debug version

* Fix test

* Undo change

* Properly test change

* Empty-Commit

* Revert testing changes

Author: camsim99

dev/devicelab/bin/tasks/flavors_test.dart

@@ -17,11 +17,11 @@ Future<void> main() async {
     await inDirectory('${flutterDirectory.path}/dev/integration_tests/flavors', () async {
       await flutter(
         'install',
-        options: <String>['--flavor', 'paid'],
+        options: <String>['--debug', '--flavor', 'paid'],
       );
       await flutter(
         'install',
-        options: <String>['--flavor', 'paid', '--uninstall-only'],
+        options: <String>['--debug', '--flavor', 'paid', '--uninstall-only'],
       );
       final StringBuffer stderr = StringBuffer();
       await evalFlutter(