fix: improve Cleanup function #1476

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Red Hat Konflux/konflux-e2e-tests-on-pull-request has successfully validated your commit.

Status	Duration	Name
✅ Succeeded	6 seconds	init
✅ Succeeded	1 minute	clone-repository
✅ Succeeded	5 minutes	build-container
✅ Succeeded	21 seconds	deprecated-base-image-check
✅ Succeeded	1 minute	ecosystem-cert-preflight-checks
✅ Succeeded	17 seconds	sast-snyk-check
✅ Succeeded	2 minutes	clair-scan
✅ Succeeded	9 seconds	apply-tags
✅ Succeeded	43 seconds	push-dockerfile
✅ Succeeded	12 seconds	show-summary
✅ Succeeded	9 seconds	show-sbom