fix(auth): reset state properly in sendCodeSilently

apps/lib/features/auth/presentation/cubits/register_cubit.dart

@@ -188,7 +188,13 @@ class RegisterCubit extends Cubit<RegisterState> {
   Future<void> sendCodeSilently() async {
     if (!state.isStep1Valid || state.isSending) return;
 
-    emit(state.copyWith(isSending: true));
+    emit(
+      state.copyWith(
+        isSending: true,
+        status: FormzSubmissionStatus.inProgress,
+        errorMessage: null,
+      ),
+    );
 
     try {
       final response = await _repository.signupStart(
@@ -201,6 +207,7 @@ class RegisterCubit extends Cubit<RegisterState> {
       emit(
         state.copyWith(
           isSending: false,
+          status: FormzSubmissionStatus.success,
           pendingEmail: response.email,
           codeSent: true,
           errorMessage: null,