Add support for testing postgresql container in C10S #250

Job	Run time
build-and-push (13/Dockerfile.c9s, sclorg, c9s, postgresql-13-c9s, QUAY_IMAGE_SCLORG_BUILDER_USER...	8m 57s
build-and-push (15/Dockerfile.c9s, sclorg, c9s, postgresql-15-c9s, QUAY_IMAGE_SCLORG_BUILDER_USER...	8m 35s
build-and-push (16/Dockerfile.c9s, sclorg, c9s, postgresql-16-c9s, QUAY_IMAGE_SCLORG_BUILDER_USER...	8m 52s
build-and-push (12/Dockerfile.fedora, fedora, 12, QUAY_IMAGE_FEDORA_BUILDER_USERNAME, QUAY_IMAGE_...	1m 11s
build-and-push (13/Dockerfile.fedora, fedora, 13, QUAY_IMAGE_FEDORA_BUILDER_USERNAME, QUAY_IMAGE_...	1m 24s
build-and-push (14/Dockerfile.fedora, fedora, 14, QUAY_IMAGE_FEDORA_BUILDER_USERNAME, QUAY_IMAGE_...	1m 29s
build-and-push (15/Dockerfile.fedora, fedora, 15, QUAY_IMAGE_FEDORA_BUILDER_USERNAME, QUAY_IMAGE_...	1m 7s
build-and-push (16/Dockerfile.fedora, fedora, 16, QUAY_IMAGE_FEDORA_BUILDER_USERNAME, QUAY_IMAGE_...	1m 7s
	32m 42s

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