Merge pull request #6214 from jberkus/krafternetes

Request channel krafternetes.

Author: k8s-ci-robot

communication/slack-config/channels.yaml

@@ -186,6 +186,7 @@ channels:
   - name: kpt
   - name: kr-dev
   - name: kr-users
+  - name: krafternetes
   - name: kraken
   - name: krane
   - name: krator