Enhance TimeDateController API documentation

- Updated method descriptions for fetching server time and date to improve clarity.
- Added grouping and subgroup annotations for better organization in API documentation.
- These changes collectively enhance the usability and clarity of the TimeDateController in the Truncgil Finance application.

app/Http/Controllers/TimeDateController.php

@@ -11,7 +11,9 @@ use Illuminate\Http\JsonResponse;
 class TimeDateController extends Controller
 {
     /**
-     * Get the current server time.
+     * Get current server time.
+     * @group Time
+     * @subgroup Server Info
      *
      * @OA\Get(
      *     path="/server-time",
@@ -33,7 +35,9 @@ class TimeDateController extends Controller
     }
 
     /**
-     * Get the current server date.
+     * Get current server date.
+     * @group Time
+     * @subgroup Server Info
      *
      * @OA\Get(
      *     path="/server-date",