chore: add secrets scanning

Author: cvaidas

.github/workflows/secrets-scanning.yml

@@ -0,0 +1,13 @@
+name: Detect Secrets
+on:
+  pull_request:
+  push:
+  workflow_dispatch:
+jobs:
+  secrets-scan:
+    uses: probely/snyk-prodsec/.github/workflows/secrets-scanning.yml@main
+    with:
+      channel: probely-alerts
+    secrets:
+      SLACK_BOT_TOKEN: ${{ secrets.SLACK_SECRET }}
+      GITLEAKS_LICENSE: ${{ secrets.GITLEAKS_LICENSE }}