infoschema: stabalize TestSelectClusterTable test (#33295)
infoschema: stabalize TestSelectClusterTable test (#33295)

close pingcap/tidb#33294
kyle-wang/tidb,pingcap/tidb,ngaut/tidb,kyle-wang/tidb,kyle-wang/tidb,pingcap/tidb,c4pt0r/tidb,kyle-wang/tidb,kyle-wang/tidb,pingcap/tidb,ngaut/tidb,c4pt0r/tidb,pingcap/tidb,ngaut/tidb,ngaut/tidb,c4pt0r/tidb,ngaut/tidb,pingcap/tidb,c4pt0r/tidb,c4pt0r/tidb,pingcap/tidb,kyle-wang/tidb,c4pt0r/tidb,ngaut/tidb