build: added slack community (#582)

Author: manchuck

.github/workflows/publish.yml

@@ -38,7 +38,7 @@ jobs:
     name: Notify Release
     strategy:
       matrix:
-        url: [SLACK_WEBHOOK_ASK_DEVREL_URL, SLACK_WEBHOOK_DEVREL_TOOLING_URL, SLACK_WEBHOOK_DEVREL_PRIVATE_URL]
+        url: [SLACK_WEBHOOK_ASK_DEVREL_URL, SLACK_WEBHOOK_DEVREL_TOOLING_URL, SLACK_WEBHOOK_DEVREL_PRIVATE_URL, SLACK_WEBHOOK_COMMUNITY]
     steps:
       - name: Send to Slack channels
         uses: slackapi/slack-github-action@79ad3a9d89410e5b0d961a0e7422f18c62c81bfb
@@ -60,4 +60,4 @@ jobs:
               - type: "section"
                 text:
                   type: "mrkdwn"
-                  text: "View the full change log <${{ github.event.release.html_url }}|here>."
+                  text: "View the full change log <${{ github.event.release.html_url }}|here>."