Merge pull request #4912 from rmohr/kubevirt-ci-channel

Add kubevirt-dev slack channel

Author: k8s-ci-robot

communication/slack-config/channels.yaml

@@ -192,6 +192,7 @@ channels:
   - name: kubernetes-users
   - name: kubespray
   - name: kubespray-dev
+  - name: kubevirt-dev
   - name: kubicorn
   - name: kudo
   - name: kurl