⬆ Bump nwtgck/actions-netlify from 1.0.3 to 2.1.0 (#99)

Bumps [nwtgck/actions-netlify](https://github.com/nwtgck/actions-netlify) from 1.0.3 to 2.1.0.
- [Release notes](https://github.com/nwtgck/actions-netlify/releases)
- [Changelog](https://github.com/nwtgck/actions-netlify/blob/develop/CHANGELOG.md)
- [Commits](nwtgck/actions-netlify@v1.0.3...v2.1.0)

---
updated-dependencies:
- dependency-name: nwtgck/actions-netlify
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/deploy-docs.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Build Docs
         run: python3.7 -m mkdocs build
       - name: Deploy to Netlify
-        uses: nwtgck/actions-netlify@v1.0.3
+        uses: nwtgck/actions-netlify@v2.1.0
         with:
           publish-dir: './site'
           production-branch: master