CobraDocs: Remove commit hash from docs. Fix issue with workdir repla… #522

Job	Run time
Build and push lite (latest)	4m 35s
Build and push vttestserver (mysql80)	2m 23s
Build and push lite (percona80)	4m 34s
Build and push (bullseye, vtadmin)	1m 19s
Build and push (bullseye, vtorc)	53s
Build and push (bullseye, vtgate)	40s
Build and push (bullseye, vttablet)	45s
Build and push (bullseye, mysqlctld)	41s
Build and push (bullseye, mysqlctl)	42s
Build and push (bullseye, vtctl)	49s
Build and push (bullseye, vtctlclient)	39s
Build and push (bullseye, vtctld)	1m 40s
Build and push (bullseye, vtctldclient)	41s
Build and push (bullseye, logrotate)	21s
Build and push (bullseye, logtail)	25s
Build and push (bullseye, vtbackup)	42s
Build and push (bullseye, vtexplain)	46s
Build and push (bookworm, vtadmin)	1m 20s
Build and push (bookworm, vtorc)	44s
Build and push (bookworm, vtgate)	42s
Build and push (bookworm, vttablet)	45s
Build and push (bookworm, mysqlctld)	50s
Build and push (bookworm, mysqlctl)	52s
Build and push (bookworm, vtctl)	43s
Build and push (bookworm, vtctlclient)	43s
Build and push (bookworm, vtctld)	1m 30s
Build and push (bookworm, vtctldclient)	50s
Build and push (bookworm, logrotate)	30s
Build and push (bookworm, logtail)	21s
Build and push (bookworm, vtbackup)	43s
Build and push (bookworm, vtexplain)	49s
Slack Notification if failed	0s
	33m 57s

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