[release-ocm-2.13] MGMT-20066: Remove 4.19 pre-release os images #7356

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Status	Duration	Name
✅ Succeeded	6 seconds	init
✅ Succeeded	22 seconds	clone-repository
✅ Succeeded	2 minutes	prefetch-dependencies
✅ Succeeded	5 minutes	build-images
✅ Succeeded	13 seconds	build-image-index
✅ Succeeded	13 seconds	deprecated-base-image-check
✅ Succeeded	4 minutes	build-source-image
✅ Succeeded	1 minute	sast-snyk-check
✅ Succeeded	13 seconds	apply-tags
✅ Succeeded	32 seconds	rpms-signature-scan
✅ Succeeded	20 seconds	push-dockerfile
✅ Succeeded	55 seconds	ecosystem-cert-preflight-checks
✅ Succeeded	2 minutes	clamav-scan
✅ Succeeded	1 minute	clair-scan
✅ Succeeded	11 seconds	show-sbom