refactor(local_ads_management): remove status selection input

- Remove SearchableSelectionInput widget for ContentStatus
- Delete unused imports related to ContentStatus and localization

Author: fulleni

lib/local_ads_management/view/create_local_interstitial_ad_page.dart

@@ -4,8 +4,6 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:flutter_news_app_web_dashboard_full_source_code/l10n/l10n.dart';
 import 'package:flutter_news_app_web_dashboard_full_source_code/local_ads_management/bloc/create_local_ads/create_local_interstitial_ad_bloc.dart';
-import 'package:flutter_news_app_web_dashboard_full_source_code/shared/extensions/content_status_l10n.dart';
-import 'package:flutter_news_app_web_dashboard_full_source_code/shared/widgets/searchable_selection_input.dart';
 import 'package:go_router/go_router.dart';
 import 'package:ui_kit/ui_kit.dart';
 
@@ -162,20 +160,6 @@ class _CreateLocalInterstitialAdViewState
                               ),
                         ),
                         const SizedBox(height: AppSpacing.lg),
-                        SearchableSelectionInput<ContentStatus>(
-                          label: l10n.status,
-                          selectedItem: state.contentStatus,
-                          staticItems: ContentStatus.values.toList(),
-                          itemBuilder: (context, status) =>
-                              Text(status.l10n(context)),
-                          itemToString: (status) => status.l10n(context),
-                          onChanged: (value) {
-                            if (value == null) return;
-                            context.read<CreateLocalInterstitialAdBloc>().add(
-                              CreateLocalInterstitialAdStatusChanged(value),
-                            );
-                          },
-                        ),
                       ],
                     ),
                   ),