Update gallery_migrator access #1157

Job	Run time
deploy-dev-backend	5m 28s
deploy-dev-emails	4m 20s
deploy-dev-tokenprocessing	4m 58s
deploy-prod-backend	3m 52s
deploy-prod-tokenprocessing	4m 25s
deploy-prod-emails	3m 20s
deploy-prod-opensea	2m 59s
deploy-dev-feed	4m 9s
deploy-dev-feedbot	4m 18s
deploy-dev-opensea	5m 1s
deploy-prod-feed	2m 56s
deploy-prod-feedbot	3m 29s
deploy-prod-kafka-streamer	3m 21s
deploy-prod-graphql-gateway	1m 13s
deploy-dev-graphql-gateway	1m 20s
deploy-dev-pushnotifications	4m 59s
deploy-prod-pushnotifications	3m 9s
deploy-dev-autosocial	3m 52s
deploy-dev-autosocial-orchestrator	4m 23s
deploy-prod-autosocial	3m 4s
deploy-prod-autosocial-orchestrator	3m 9s
	1h 17m 45s

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