update loaing

lib/core/providers/provider_examples.dart

@@ -428,7 +428,7 @@ final version = ref.watch(appVersionProvider);
 final userData = ref.watch(userDataProvider);
 userData.when(
   data: (data) => Text(data),
-  loading: () => CircularProgressIndicator(),
+  loading: () => const CustomLoadingIndicator(),
   error: (error, stack) => Text('Error: $error'),
 );
 
@@ -466,7 +466,7 @@ switch (profileState) {
   case AsyncError(:final error):
     return Text('Error: $error');
   case AsyncLoading():
-    return CircularProgressIndicator();
+    return const CustomLoadingIndicator();
 }
 
 */