TF-452 Fix search boxes should be collapsed automatically when search inputs lost focus

lib/features/mailbox/presentation/mailbox_controller.dart

@@ -117,6 +117,7 @@ class MailboxController extends BaseMailboxController {
   @override
   void onInit() {
     _initWorker();
+    _registerSearchFocusListener();
     super.onInit();
   }
 
@@ -234,6 +235,17 @@ class MailboxController extends BaseMailboxController {
     });
   }
 
+  void _registerSearchFocusListener() {
+    searchFocus.addListener(() {
+      final hasFocus = searchFocus.hasFocus;
+      final query = searchQuery.value.value;
+      log('MailboxController::_registerSearchFocusListener(): hasFocus: $hasFocus | query: $query');
+      if (!hasFocus && query.isEmpty) {
+        disableSearch();
+      }
+    });
+  }
+
   void _clearWorker() {
     accountIdWorker.call();
     viewStateWorker.call();
@@ -396,13 +408,13 @@ class MailboxController extends BaseMailboxController {
     searchState.value = searchState.value.enableSearchState();
   }
 
-  void disableSearch(BuildContext context) {
+  void disableSearch() {
     _cancelSelectMailbox();
     listMailboxSearched.clear();
     searchState.value = searchState.value.disableSearchState();
     searchQuery.value = SearchQuery.initial();
     searchInputController.clear();
-    FocusScope.of(context).unfocus();
+    searchFocus.unfocus();
   }
 
   void clearSearchText() {

lib/features/mailbox/presentation/mailbox_view.dart

@@ -333,7 +333,7 @@ class MailboxView extends GetWidget<MailboxController> {
     return Padding(
         padding: EdgeInsets.only(left: _responsiveUtils.isLandscapeMobile(context) ? 0 : 5),
         child: buildIconWeb(
-          onTap: () => controller.disableSearch(context),
+          onTap: () => controller.disableSearch(),
           icon: SvgPicture.asset(_imagePaths.icBack, color: AppColor.colorTextButton),
         ));
   }

lib/features/mailbox/presentation/mailbox_view_web.dart

@@ -309,7 +309,7 @@ class MailboxView extends GetWidget<MailboxController> with AppLoaderMixin, Popu
                     minSize: 40,
                     splashRadius: 15,
                     icon: SvgPicture.asset(_imagePaths.icBack, color: AppColor.colorTextButton),
-                    onTap: () => controller.disableSearch(context)),
+                    onTap: () => controller.disableSearch()),
                 Expanded(child: (SearchAppBarWidget(
                         _imagePaths,
                         controller.searchQuery.value,