test(e2e): open the Move to folder submenu by hovering it, as a mouse does

Author: ZhuchkaTriplesix

test/e2e/01_connection_lifecycle/e2e_connection_crud_test.dart

@@ -1,5 +1,6 @@
-import 'package:flutter/gestures.dart' show kSecondaryButton;
-import 'package:flutter/widgets.dart' show Text;
+import 'package:flutter/gestures.dart'
+    show PointerDeviceKind, kSecondaryButton;
+import 'package:flutter/widgets.dart' show Offset, Text;
 import 'package:flutter_test/flutter_test.dart';
 import 'package:querya_desktop/core/storage/app_settings.dart';
 import 'package:querya_desktop/core/storage/folders_storage.dart';
@@ -121,7 +122,12 @@ void main() {
       await step();
       expect(find.text('Move to folder'), findsWidgets,
           reason: 'the connection menu did not open');
-      await tester.tap(find.text('Move to folder').last);
+      // A submenu opens when the mouse rests on its entry; a tap alone toggles
+      // it shut when the hover has already opened it.
+      final mouse = await tester.createGesture(kind: PointerDeviceKind.mouse);
+      addTearDown(mouse.removePointer);
+      await mouse.addPointer(location: Offset.zero);
+      await mouse.moveTo(tester.getCenter(find.text('Move to folder').last));
       await step();
       final shown = {
         for (final w in tester.widgetList<Text>(find.byType(Text)))