Update registry.fedoraproject.org/fedora Docker tag to v42

Namespace: <a href="https://detailurl.setting.custom-console-url-namespace.is.not.configured" rel="nofollow">rh-ee-aalbo-tenant
PipelineRun: <a href="https://console.redhat.com/application-pipeline/ns/rh-ee-aalbo-tenant/pipelinerun/flightctl-release-api-0-3-0-on-pull-request-9rcmf" rel="nofollow">flightctl-release-api-0-3-0-on-pull-request-9rcmf

Success

Red Hat Konflux/flightctl-release-api-0-3-0-on-pull-request has successfully validated your commit.

Status	Duration	Name
✅ Succeeded	8 seconds	init
✅ Succeeded	20 seconds	clone-repository
✅ Succeeded	39 seconds	prefetch-dependencies
✅ Succeeded	7 minutes	build-container
✅ Succeeded	42 seconds	build-image-index
✅ Succeeded	46 seconds	apply-tags
✅ Succeeded	1 minute	coverity-availability-check
✅ Succeeded	1 minute	rpms-signature-scan
✅ Succeeded	1 minute	sast-shell-check
✅ Succeeded	50 seconds	push-dockerfile
✅ Succeeded	1 minute	ecosystem-cert-preflight-checks
✅ Succeeded	1 minute	clamav-scan
✅ Succeeded	1 minute	sast-snyk-check
✅ Succeeded	1 minute	sast-unicode-check
✅ Succeeded	1 minute	deprecated-base-image-check
✅ Succeeded	3 minutes	clair-scan
✅ Succeeded	37 seconds	show-sbom