Merge pull request 'bug' (#51) from test-kk into test

Reviewed-on: https://git.oa00.com/recook/backend_v2/pulls/51

internal/v2/logic/wxapp/copartner/copartner.go

@@ -19,7 +19,7 @@ func (*copartnerLogic) Very(inviteNo string) error {
 		return errors.New("邀请码不存在")
 	}
 	if topCode.EndTime.Before(time.Now()) {
-		return errors.New("邀请码过期")
+		return errors.New("邀请码已失效")
 	}
 	return nil
 }