Add exempt labels and update stale message

Author: yajra

.github/workflows/stale.yml

@@ -1,7 +1,7 @@
 name: Close inactive issues
 on:
   schedule:
-    - cron: "30 1 * * *"
+    - cron: "0 0 * * *"
 
 jobs:
   close-issues:
@@ -12,10 +12,14 @@ jobs:
     steps:
       - uses: actions/stale@v5
         with:
+          exempt-labels:
+            - "bug"
+            - "security"
+            - "enhancement"
           days-before-issue-stale: 30
           days-before-issue-close: 7
           stale-issue-label: "stale"
-          stale-issue-message: "This issue is stale because it has been open for 30 days with no activity."
+          stale-issue-message: "This issue is stale because it has been open for 30 days with no activity. Remove stale label or comment or this will be closed in 7 days."
           close-issue-message: "This issue was closed because it has been inactive for 7 days since being marked as stale."
           days-before-pr-stale: -1
           days-before-pr-close: -1