Refactor code

pkg/common/db/mysql_model/im_mysql_model/group_member_model.go

@@ -79,7 +79,7 @@ func GetGroupMemberInfoByGroupIDAndUserID(groupID, userID string) (*GroupMember,
 		return nil, err
 	}
 	var groupMember GroupMember
-	err = dbConn.Table("group_member").Where("group_id=? and user_id=? limit 1", groupID, userID).Find(&groupMember).Error
+	err = dbConn.Table("group_member").Where("group_id=? and user_id=? ", groupID, userID).Limit(1).Find(&groupMember).Error
 	if err != nil {
 		return nil, err
 	}