update loaing

lib/core/providers/connectivity_provider.dart

@@ -30,7 +30,7 @@ Connectivity connectivity(Ref ref) {
 /// final connectivityState = ref.watch(connectivityStreamProvider);
 /// connectivityState.when(
 ///   data: (status) => Text('Status: $status'),
-///   loading: () => CircularProgressIndicator(),
+///   loading: () => const CustomLoadingIndicator(),
 ///   error: (error, _) => Text('Error: $error'),
 /// );
 /// ```
@@ -83,7 +83,7 @@ Future<ConnectivityStatus> currentConnectivity(Ref ref) async {
 /// final isOnlineAsync = ref.watch(isOnlineProvider);
 /// isOnlineAsync.when(
 ///   data: (isOnline) => isOnline ? Text('Online') : Text('Offline'),
-///   loading: () => CircularProgressIndicator(),
+///   loading: () => const CustomLoadingIndicator(),
 ///   error: (error, _) => Text('Error: $error'),
 /// );
 /// ```