fix(lint): filxed lint warnings for require_trailing_commas

Author: RatakondalaArun

analysis_options.yaml

@@ -19,6 +19,7 @@ analyzer:
     - "lib/i18n/stock_messages_*.dart"
     - "lib/src/http/**"
     - "example/**"
+    - "**/*.g.dart"
 
 linter:
   rules:
@@ -158,3 +159,4 @@ linter:
     - valid_regexps
     # - void_checks # not yet tested
     - public_member_api_docs
+    - require_trailing_commas

test/abs/icon_generator_test.dart

@@ -22,11 +22,13 @@ void main() {
       logger = FLILogger(false);
       mockGenerator = MockIconGenerator();
       when(mockGenerator.platformName).thenReturn('Mock');
-      when(mockGenerator.context).thenReturn(IconGeneratorContext(
-        config: mockFLIConfig,
-        prefixPath: prefixPath,
-        logger: logger,
-      ));
+      when(mockGenerator.context).thenReturn(
+        IconGeneratorContext(
+          config: mockFLIConfig,
+          prefixPath: prefixPath,
+          logger: logger,
+        ),
+      );
     });
     test('should execute createIcons() when validateRequiremnts() returns true', () {
       when(mockGenerator.validateRequirements()).thenReturn(true);