fix logout issue

lib/data/services/auth_imp.dart

@@ -25,11 +25,6 @@ class AuthServiceImp implements AuthService {
     return authFb.signInWithPhoneNumber(smsCode);
   }
 
-  @override
-  Future<void> signout() {
-    return authFb.signout();
-  }
-
   @override
   Stream<User?> getUserStream() {
     return authFb.user();
@@ -64,4 +59,14 @@ class AuthServiceImp implements AuthService {
   Future<void> updatePreferredCurrency(String currency) {
     return authFb.updatePreferredCurrency(currency);
   }
+
+  @override
+  Future<void> signoutEnd() {
+    return authFb.signoutEnd();
+  }
+
+  @override
+  Future<void> signoutStart() {
+    return authFb.signoutStart();
+  }
 }