refactor: remove unused l10n package import

- Remove unused import statement for l10n package in headline_tile_text_only.dart

Author: fulleni

lib/shared/widgets/headline_tile_text_only.dart

@@ -1,7 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:go_router/go_router.dart';
 import 'package:ht_main/entity_details/view/entity_details_page.dart';
-import 'package:ht_main/l10n/l10n.dart';
 import 'package:ht_main/router/routes.dart';
 import 'package:ht_shared/ht_shared.dart';
 import 'package:ht_ui_kit/ht_ui_kit.dart';