build(deps): bump actions/stale from 3.0.15 to 3.0.19 (#1656)

Bumps [actions/stale](https://github.com/actions/stale) from 3.0.15 to 3.0.19.
- [Release notes](https://github.com/actions/stale/releases)
- [Commits](https://github.com/actions/stale/compare/v3.0.15...v3.0.19)

---
updated-dependencies:
- dependency-name: actions/stale
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

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

.github/workflows/stale.yml

@@ -6,7 +6,7 @@ jobs:
   stale:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/stale@v3.0.15
+      - uses: actions/stale@v3.0.19
         with:
           stale-pr-message: 'This issue is stale because it has been open 30 days with no activity. Remove stale label or comment or this will be closed in 5 days.'
           days-before-stale: 30