chore(deps): update actions/stale action to v7 (#8935)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/repo-stale.yaml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     if: ${{ contains(github.repository, 'jellyfin/') }}
     steps:
-      - uses: actions/stale@5ebf00ea0e4c1561e9b43a292ed34424fb1d4578 # tag=v6
+      - uses: actions/stale@6f05e4244c9a0b2ed3401882b05d701dd0a7289b # v7
         with:
           repo-token: ${{ secrets.JF_BOT_TOKEN }}
           days-before-stale: 120