chore: format "/test_driver/cloud_functions/cloud_functions_e2e.dart " file. (#8281)

Author: russellwheatley

tests/test_driver/cloud_functions/cloud_functions_e2e.dart

@@ -105,7 +105,7 @@ void setupTests() {
           expect(data['float'], isA<List>());
           expect(data['double'], isA<List>());
         },
-				// Int64List is not supported on Web.
+        // Int64List is not supported on Web.
         skip: kIsWeb,
       );