Chore(deps): Bump actions/stale from 6 to 9

Dependabot couldn't find the original pull request head commit, 2b5496b.

Author: dependabot[bot]

.github/workflows/stale.yml

@@ -9,7 +9,7 @@ jobs:
     permissions:
       issues: write
     steps:
-      - uses: actions/stale@v5
+      - uses: actions/stale@v9
         with:
           days-before-issue-stale: 10
           days-before-issue-close: 4