hide tree view on search

app/lib/features/geckoview/features/browser/presentation/controllers/tree_view.dart

@@ -8,6 +8,12 @@ class TreeViewController extends _$TreeViewController {
     state = !state;
   }
 
+  void hide() {
+    if (state) {
+      state = false;
+    }
+  }
+
   @override
   bool build() {
     return false;

app/lib/features/geckoview/features/browser/presentation/widgets/sheets/view_tabs.dart

@@ -74,6 +74,10 @@ class _TabSheetHeader extends HookConsumerWidget {
                           iconSize: 18,
                           padding: EdgeInsets.zero,
                           onPressed: () {
+                            ref
+                                .read(treeViewControllerProvider.notifier)
+                                .hide();
+
                             searchMode.value = true;
                             searchTextFocus.requestFocus();
                           },