build(deps): bump nwtgck/actions-netlify from 2.1 to 3.0

Bumps [nwtgck/actions-netlify](https://github.com/nwtgck/actions-netlify) from 2.1 to 3.0.
- [Release notes](https://github.com/nwtgck/actions-netlify/releases)
- [Changelog](https://github.com/nwtgck/actions-netlify/blob/develop/CHANGELOG.md)
- [Commits](nwtgck/actions-netlify@v2.1...v3.0)

---
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>

.github/workflows/build-docs-preview.yaml

@@ -35,7 +35,7 @@ jobs:
       - name: Deploy preview to Netlify 🚀
         if: env.GIT_DIFF
         id: deploy-preview
-        uses: nwtgck/actions-netlify@v2.1
+        uses: nwtgck/actions-netlify@v3.0
         with:
           publish-dir: ./output
           deploy-message: "Deploy from GitHub Actions"