Merge pull request #104 from stolostron/release-2.15-add-slack-notification

Add slack notification configuration for release 1.6

Author: clyang82

.tekton/postgres-exporter-globalhub-1-6-push.yaml

@@ -53,7 +53,7 @@ spec:
   - name: slack-member-id
     # Will mention the user in the slack message when the pipeline run failed; this is not required.
     # Please make sure replace the value with component owner's slack member id.
-    value: "S09JCE3DF9N" 
+    value: "S09JCE3DF9N"
   pipelineRef:
     resolver: git
     params: