Update action to use reusable workflows (#569)

* Update workflows to use reusable-workflows

* Update licensed.yml

* Update workflows

* Add links to reusable workflows

* Update action to use reusable-workflows repo

* Fix review points

.github/workflows/release-new-action-version.yml

@@ -1,4 +1,5 @@
 name: Release new action version
+
 on:
   release:
     types: [released]
@@ -24,4 +25,4 @@ jobs:
       uses: actions/publish-action@v0.2.1
       with:
         source-tag: ${{ env.TAG_NAME }}
-        slack-webhook: ${{ secrets.SLACK_WEBHOOK }}
+        slack-webhook: ${{ secrets.SLACK_WEBHOOK }}