chore(deps): bump actions/upload-artifact in /.github/workflows (#260)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 2 to 3.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v2...v3)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  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/build-test-docs.yml

@@ -1,4 +1,4 @@
-name: Build documentation
+name: Build documentation
 
 on:
   pull_request:
@@ -76,7 +76,7 @@ jobs:
           fi
 
       - name: Upload artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v3
         with:
           name: ${{ inputs.artifact || 'docs' }}
           path: docs/build