ddl: unify ddl log prefix (#6711)
ddl: unify ddl log prefix (#6711)


c4pt0r/tidb,kyle-wang/tidb,Nify/tidb,c4pt0r/tidb,XuHuaiyu/tidb,Cofyc/tidb,kyle-wang/tidb,Cofyc/tidb,XuHuaiyu/tidb,cosmtrek/tidb,pingcap/tidb,pingcap/tidb,pingcap/tidb,ngaut/tidb,ngaut/tidb,mccxj/tidb,EvilMcJerkface/tidb,pingcap/tidb,kyle-wang/tidb,c4pt0r/tidb,tiancaiamao/tidb,qiuyesuifeng/tidb,kyle-wang/tidb,ngaut/tidb,wusphinx/tidb,mccxj/tidb,tiancaiamao/tidb,coocood/tidb,ming-relax/tidb,Nify/tidb,kyle-wang/tidb,pingcap/tidb,c4pt0r/tidb,ming-relax/tidb,pingcap/tidb,coocood/tidb,kyle-wang/tidb,ngaut/tidb,wusphinx/tidb,ngaut/tidb,CodeRushing/tidb,qiuyesuifeng/tidb,c4pt0r/tidb,EvilMcJerkface/tidb,CodeRushing/tidb,c4pt0r/tidb,cosmtrek/tidb,ngaut/tidb