added many suggestion modules

packages/flutter_mozilla_components/lib/flutter_mozilla_components.dart

@@ -65,6 +65,8 @@ export 'src/pigeons/gecko.g.dart'
         GeckoSuggestionType,
         GeckoTrackingProtectionApi,
         GeoHitResult,
+        HistoryHighlight,
+        HistoryHighlightWeights,
         HistoryMetadataKey,
         HitResult,
         HttpsOnlyMode,

packages/flutter_mozilla_components/lib/src/domain/services/gecko_event.dart

@@ -48,8 +48,7 @@ class GeckoEventService extends GeckoStateEvents {
   final _tabAddedSubject = PublishSubject<String>();
   final _mlProgressSubject = PublishSubject<MlProgressData>();
   final _manifestUpdateSubject = PublishSubject<ManifestUpdateEvent>();
-  final _translationEngineSubject =
-      BehaviorSubject<TranslationEngineEvent>();
+  final _translationEngineSubject = BehaviorSubject<TranslationEngineEvent>();
   final _tabTranslationSubject = ReplaySubject<TabTranslationEvent>();
 
   // Event streams

packages/flutter_mozilla_components/lib/src/domain/services/gecko_history.dart

@@ -60,4 +60,11 @@ class GeckoHistoryService {
       end.millisecondsSinceEpoch,
     );
   }
+
+  Future<List<HistoryHighlight>> getHistoryHighlights({
+    required HistoryHighlightWeights weights,
+    required int limit,
+  }) {
+    return _api.getHistoryHighlights(weights, limit);
+  }
 }