ci : disable stale issue messages (#6126)

Author: ggerganov

.github/workflows/close-issue.yml

@@ -15,7 +15,6 @@ jobs:
           days-before-issue-stale: 30
           days-before-issue-close: 14
           stale-issue-label: "stale"
-          stale-issue-message: "This issue is stale because it has been open for 30 days with no activity."
           close-issue-message: "This issue was closed because it has been inactive for 14 days since being marked as stale."
           days-before-pr-stale: -1
           days-before-pr-close: -1