fix: expose the lighthouse queue redis over PrivateLink #1550

Job	Run time
set-aws-region	4s
build-and-test	7m 4s
build-and-push-cartographer-image	0s
build-and-push-monitor-image	0s
build-and-push-monitor-poller-image	0s
build-and-push-lighthouse-image	0s
build-and-push-relayer-image	0s
build-and-push-lighthouse-handler-image	0s
build-and-push-cartographer-handler-image	0s
build-and-push-watchtower-image	0s
terraform-infra	0s
terraform-services-core-staging-testnet	0s
terraform-services-backend-prod-testnet	0s
terraform-services-backend-staging-testnet	0s
terraform-services-backend-prod	0s
terraform-services-core-prod-testnet	0s
e2e-tests	0s
terraform-services-core-prod	-1s
terraform-services-core-mainnet-staging	-1s
terraform-services-backend-mainnet-staging	-1s
	7m 5s

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