CI: allow triggering fast release builds

.github/workflows/release.yaml

@@ -20,6 +20,7 @@ jobs:
         sudo apt-get update
         sudo apt-get install -y libyaml-dev
     - name: Wait for green check mark
+      if: ${{ github.event_name != 'workflow_dispatch' }}
       uses: lewagon/wait-on-check-action@e2558238c09778af25867eb5de5a3ce4bbae3dcd
       with:
         ref: master