Merge pull request #6342 from jberkus/surveychannel

Add surveys channel.

Author: k8s-ci-robot

communication/slack-config/channels.yaml

@@ -400,6 +400,7 @@ channels:
   - name: sre
   - name: steering-committee
   - name: submariner
+  - name: surveys
   - name: summit-staff
   - name: suse-caasp
   - name: talk-proposals