Move receptor and AWX images to environment variables #10607

Job	Run time
awx-operator	13m 26s
awx_collection sanity (stable-2.17)	2m 29s
dev-env	8m 39s
api-test	18m 48s
awx_collection integration (a-h, ^[a-h])	16m 11s
awx_collection integration (i-p, ^[i-p])	19m 13s
api-migrations	13m 57s
awx_collection integration (r-z0-9, ^[r-z0-9])	17m 18s
api-lint	5m 17s
api-swagger	10m 30s
awx-collection	5m 58s
api-schema	11m 6s
combine awx_collection integration coverage	2m 9s
	2h 25m 1s

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