fixed warnings

refilc_mobile_ui/lib/screens/settings/settings_screen.dart

@@ -1034,19 +1034,6 @@ class SettingsScreenState extends State<SettingsScreen>
                   ),
                 ],
               ),
-            ElevatedButton(
-              onPressed: () {
-                // Generate fake error details
-                FlutterErrorDetails fakeErrorDetails = FlutterErrorDetails(
-                  exception: Exception('test'),
-                  stack: StackTrace.current,
-                  library: 'MyApp',
-                  context: ErrorDescription('test'),
-                );
-                showErrorScreen(context, fakeErrorDetails);
-              },
-              child: const Text('hiba_tesztelese'),
-            ),
             // developer options
             if (settings.developerMode)
               SplittedPanel(

refilc_mobile_ui/lib/screens/welcome/welcome_screen.dart

@@ -37,7 +37,7 @@ class LoginScreenState extends State<LoginScreen> {
                 BoxDecoration(color: AppColors.of(context).loginBackground),
             width: MediaQuery.of(context).size.width,
             height: MediaQuery.of(context).size.height,
-            child: SafeArea(
+            child: const SafeArea(
               child: Column(
                 mainAxisAlignment: MainAxisAlignment.center,
                 children: [