chore(pipeline) deprecate two all failed job (#4511)deprecate two postsubmit jobhttps://do.pingcap.net/jenkins/job/pingcap/job/tidb/job/merged_integration_common_test/buildTimeTrendhttps://do.pingcap.net/jenkins/job/pingcap/job/tidb/job/merged_tiflash_integration_test/buildTimeTrend (commit: 49209a0)
