build(deps): Bump actions/stale from 7 to 8 (#198)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/stale.yml

@@ -12,7 +12,7 @@ jobs:
   stale:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/stale@v7
+      - uses: actions/stale@v8
         with:
           close-issue-message: "This issue has automatically been closed due to no activities."
           close-pr-message: "This pull-request has automatically been closed due to no activities."