Remove Build container images - discovery #530

Job	Run time
build-ceph	4m 9s
build-ceph	4m 9s
build	7m 54s
build	7m 54s
demo	3m 36s
demo	3m 36s
discovery (container)	4m 51s
discovery (container)	4m 51s
pytest (cli)	2m 23s
pytest (cli)	2m 23s
discovery (embedded)	8m 58s
discovery (embedded)	3m 37s
ha (sanity)	3m 48s
ha (sanity)	3m 48s
pytest (state)	1m 57s
pytest (state)	1m 57s
ha (state_transitions)	3m 35s
ha (state_transitions)	3m 35s
pytest (multi_gateway)	1m 59s
pytest (multi_gateway)	1m 59s
ha (state_transitions_both_gws)	4m 38s
ha (state_transitions_both_gws)	4m 38s
pytest (server)	2m 17s
pytest (server)	2m 17s
ha (state_transitions_loop)	12m 37s
ha (state_transitions_loop)	12m 37s
pytest (grpc)	2m 15s
pytest (grpc)	2m 15s
ha (state_transitions_rand_loop)	17m 11s
ha (state_transitions_rand_loop)	17m 11s
pytest (omap_lock)	3m 58s
pytest (omap_lock)	3m 58s
ha (late_registration)	3m 47s
ha (late_registration)	3m 47s
pytest (old_omap)	1m 44s
pytest (old_omap)	1m 44s
ha (late_registration_loop)	16m 20s
ha (late_registration_loop)	16m 20s
pytest (log_files)	3m 25s
pytest (log_files)	3m 25s
pytest (nsid)	3m 6s
pytest (nsid)	3m 6s
push-to-registry	0s
push-to-registry	0s
	3h 43m 35s

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