sast: initial task for Coverity Buildless #1411

Namespace: <a href="https://detailurl.setting.custom-console-url-namespace.is.not.configured" rel="nofollow">konflux-ci
PipelineRun: <a href="https://console.redhat.com/application-pipeline/ns/konflux-ci/pipelinerun/build-definitions-pull-request-zlqdt" rel="nofollow">build-definitions-pull-request-zlqdt

Success

Red Hat Konflux/build-definitions-pull-request has successfully validated your commit.

Status	Duration	Name
✅ Succeeded	21 seconds	fetch-repository
✅ Succeeded	29 seconds	sast-snyk-check
✅ Succeeded	2 minutes	build-appstudio-utils
✅ Succeeded	18 seconds	task-switchboard
✅ Succeeded	21 seconds	sast-unicode-check
✅ Succeeded	17 seconds	check-task-migration-md
✅ Succeeded	5 minutes	task-lint-check
✅ Succeeded	3 minutes	build-bundles
✅ Succeeded	5 minutes	ec-task-checks
✅ Succeeded	59 seconds	check-task-pipeline-repo-existence
✅ Succeeded	24 minutes	e2e-tests
✅ Succeeded	16 seconds	e2e-cleanup