refactor(rcs-number): 优化验证码格式转换

src/rcs-number/impl/sms7979.service.ts

@@ -46,9 +46,8 @@ export class sms7979 extends GetNumberService {
                 id: orderId
             }
         })
-        if (data.status_code === 200) {
-            // 将data.data.code变为数字
-            return `Your Messenger verification code is G-${parseInt(data.data.code)}`
+        if (data.status_code === 200 && data.data) {
+            return `Your Messenger verification code is G-${data.data.code}`
         }
     }