Bump actions/upload-artifact from 4 to 6 (#17)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4 to 6.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4...v6)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/awesome-bot.yml

@@ -24,7 +24,7 @@ jobs:
     - name: Run Awesome Bot
       run: awesome_bot README.md --allow-ssl --allow-dupe --allow-redirect --allow 429 --white-list udemy.com,stackoverflow.com
     - name: Upload artifacts
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v6
       if: failure()
       with:
         name: ab-results