snyk-sast: added stats for Snyk scans #1633

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

Status	Duration	Name
✅ Succeeded	19 seconds	fetch-repository
✅ Succeeded	2 minutes	build-appstudio-utils
✅ Succeeded	15 seconds	sast-snyk-check
✅ Succeeded	30 seconds	sast-unicode-check
✅ Succeeded	24 seconds	task-switchboard
✅ Succeeded	5 minutes	build-bundles
✅ Succeeded	1 minute	check-task-migration-md
✅ Succeeded	1 minute	ec-task-checks
✅ Succeeded	1 minute	task-lint-check
✅ Succeeded	1 minute	check-task-pipeline-repo-existence
✅ Succeeded	35 minutes	e2e-tests
✅ Succeeded	15 seconds	e2e-cleanup