chore(deps): bump actions/upload-artifact from 2 to 3 (#317)

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

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

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

Author: dependabot[bot]

.github/workflows/cibuild.yml

@@ -40,13 +40,13 @@ jobs:
         ./gen.sh
     - name: Archive JSON Schema documentation
       # https://github.com/actions/upload-artifact
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v3
       with:
         name: JSON-Schema-documentation
         path: docgen/json/docs
     - name: Archive XML Schema documentation
       # https://github.com/actions/upload-artifact
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v3
       with:
         name: XML-Schema-documentation
         path: docgen/xml/docs