Remove unused code in discovery queue creation (#17515) #556

Job	Run time
Build and push vttestserver (mysql80)	2m 25s
Build and push lite (latest)	4m 38s
Build and push lite (percona80)	4m 41s
Build and push (bullseye, vtadmin)	1m 18s
Build and push (bullseye, vtorc)	49s
Build and push (bullseye, vtgate)	49s
Build and push (bullseye, vttablet)	39s
Build and push (bullseye, mysqlctld)	42s
Build and push (bullseye, mysqlctl)	41s
Build and push (bullseye, vtctl)	48s
Build and push (bullseye, vtctlclient)	33s
Build and push (bullseye, vtctld)	1m 35s
Build and push (bullseye, vtctldclient)	42s
Build and push (bullseye, logrotate)	18s
Build and push (bullseye, logtail)	23s
Build and push (bullseye, vtbackup)	45s
Build and push (bullseye, vtexplain)	42s
Build and push (bookworm, vtadmin)	1m 22s
Build and push (bookworm, vtorc)	41s
Build and push (bookworm, vtgate)	42s
Build and push (bookworm, vttablet)	43s
Build and push (bookworm, mysqlctld)	52s
Build and push (bookworm, mysqlctl)	42s
Build and push (bookworm, vtctl)	49s
Build and push (bookworm, vtctlclient)	51s
Build and push (bookworm, vtctld)	1m 40s
Build and push (bookworm, vtctldclient)	46s
Build and push (bookworm, logrotate)	22s
Build and push (bookworm, logtail)	29s
Build and push (bookworm, vtbackup)	43s
Build and push (bookworm, vtexplain)	40s
Slack Notification if failed	0s
	33m 50s

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