perf: refine headlines filter follow label

- Update Arabic label to "تطبيق العناصر التي أتابعها كمرشحات"
- Update English label to "Apply my followed items as filters"

Author: fulleni

lib/l10n/app_localizations.dart

@@ -1379,7 +1379,7 @@ abstract class AppLocalizations {
   /// Label for the checkbox to apply followed items as filters
   ///
   /// In en, this message translates to:
-  /// **'Apply my followed categories & sources'**
+  /// **'Apply my followed items as filters'**
   String get headlinesFeedFilterApplyFollowedLabel;
 
   /// Error message shown when a logged-in user is required for a feature

lib/l10n/app_localizations_ar.dart

@@ -705,7 +705,7 @@ class AppLocalizationsAr extends AppLocalizations {
 
   @override
   String get headlinesFeedFilterApplyFollowedLabel =>
-      'تطبيق الفئات والمصادر المتابَعة';
+      'تطبيق العناصر التي أتابعها كمرشحات.';
 
   @override
   String get mustBeLoggedInToUseFeatureError =>

lib/l10n/app_localizations_en.dart

@@ -705,7 +705,7 @@ class AppLocalizationsEn extends AppLocalizations {
 
   @override
   String get headlinesFeedFilterApplyFollowedLabel =>
-      'Apply my followed categories & sources';
+      'Apply my followed items as filters';
 
   @override
   String get mustBeLoggedInToUseFeatureError =>

lib/l10n/arb/app_ar.arb

@@ -918,7 +918,7 @@
     "@headlinesSectionTitle": {
         "description": "Title for the headlines section on details page"
     },
-    "headlinesFeedFilterApplyFollowedLabel": "تطبيق الفئات والمصادر المتابَعة",
+    "headlinesFeedFilterApplyFollowedLabel": "تطبيق العناصر التي أتابعها كمرشحات.",
     "@headlinesFeedFilterApplyFollowedLabel": {
         "description": "Label for the checkbox to apply followed items as filters"
     },

lib/l10n/arb/app_en.arb

@@ -920,7 +920,7 @@
     "@headlinesSectionTitle": {
         "description": "Title for the headlines section on details page"
     },
-    "headlinesFeedFilterApplyFollowedLabel": "Apply my followed categories & sources",
+    "headlinesFeedFilterApplyFollowedLabel": "Apply my followed items as filters",
     "@headlinesFeedFilterApplyFollowedLabel": {
         "description": "Label for the checkbox to apply followed items as filters"
     },