Merge pull request #5676 from getupio-undistro/undistro-channel

Add #undistro to channels.yaml

Author: k8s-ci-robot

communication/slack-config/channels.yaml

@@ -394,6 +394,7 @@ channels:
   - name: ug-big-data
     id: C0ELB338T
   - name: ug-vmware
+  - name: undistro
   - name: velero-dev
   - name: velero-users
     id: C6VCGP4MT