[SAR] APPENG-5150: Add --purge-data flag to cleanup script #201

Namespace: <a href="https://konflux-ui.apps.kflux-prd-rh02.0fk9.p1.openshiftapps.com/ns/ai5-marketplace-tenant" rel="nofollow">ai5-marketplace-tenant
PipelineRun: <a href="https://konflux-ui.apps.kflux-prd-rh02.0fk9.p1.openshiftapps.com/ns/ai5-marketplace-tenant/pipelinerun/google-lightspeed-agent-on-pull-request-fsrgn" rel="nofollow">google-lightspeed-agent-on-pull-request-fsrgn

Success

Konflux kflux-prd-rh02/google-lightspeed-agent-on-pull-request has successfully validated your commit.

Status	Duration	Name
🟢 Succeeded	5 seconds	init
🟢 Succeeded	7 seconds	clone-repository
🟢 Succeeded	11 seconds	prefetch-dependencies
🟢 Succeeded	3 minutes	build-container
🟢 Succeeded	14 seconds	build-image-index
🟢 Succeeded	6 seconds	coverity-availability-check
🟢 Succeeded	14 seconds	deprecated-base-image-check
🟢 Succeeded	7 seconds	push-dockerfile
🟢 Succeeded	1 minute	clair-scan
🟢 Succeeded	59 seconds	ecosystem-cert-preflight-checks
🟢 Succeeded	4 seconds	apply-tags
🟢 Succeeded	1 minute	clamav-scan
🟢 Succeeded	45 seconds	rpms-signature-scan
🟢 Succeeded	24 seconds	sast-snyk-check
🟢 Succeeded	8 seconds	sast-shell-check
🟢 Succeeded	10 seconds	sast-unicode-check