test: stabilize leak test (#19526)
test: stabilize leak test (#19526)


XuHuaiyu/tidb,coocood/tidb,pingcap/tidb,ngaut/tidb,XuHuaiyu/tidb,EvilMcJerkface/tidb,kyle-wang/tidb,kyle-wang/tidb,pingcap/tidb,kyle-wang/tidb,ngaut/tidb,ngaut/tidb,kyle-wang/tidb,c4pt0r/tidb,c4pt0r/tidb,c4pt0r/tidb,kyle-wang/tidb,c4pt0r/tidb,pingcap/tidb,ngaut/tidb,coocood/tidb,pingcap/tidb,ngaut/tidb,EvilMcJerkface/tidb,ngaut/tidb,pingcap/tidb,kyle-wang/tidb,pingcap/tidb,c4pt0r/tidb,c4pt0r/tidb