[ci] Reducing the days for a stale issue

6 months is enough

Author: diemol

.github/workflows/stale.yml

@@ -21,7 +21,7 @@ jobs:
           stale-issue-message: 'This issue is stale because it has been open 280 days with no activity. Remove stale label or comment or this will be closed in 14 days.'
           close-issue-message: 'This issue was closed because it has been stalled for 14 days with no activity.'
           stale-issue-label: 'I-stale'
-          days-before-stale: 280
+          days-before-stale: 180
           days-before-close: 14
       - uses: actions/stale@v9
         with: