Bump JamesIves/github-pages-deploy-action from 4.6.8 to 4.6.9 (#706)

Bumps [JamesIves/github-pages-deploy-action](https://github.com/jamesives/github-pages-deploy-action) from 4.6.8 to 4.6.9.
- [Release notes](https://github.com/jamesives/github-pages-deploy-action/releases)
- [Commits](JamesIves/github-pages-deploy-action@v4.6.8...v4.6.9)

---
updated-dependencies:
- dependency-name: JamesIves/github-pages-deploy-action
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]

.github/workflows/doc_generation.yml

@@ -36,7 +36,7 @@ jobs:
 
       - name: "Deploy website"
         if: "${{ github.event_name == 'push' || github.event_name == 'release' }}"
-        uses: JamesIves/github-pages-deploy-action@v4.6.8
+        uses: JamesIves/github-pages-deploy-action@v4.6.9
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           branch: gh-pages # The branch the action should deploy to.