⬆️ Bump actions/upload-artifact from 4 to 5 (#45)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4 to 5.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4...v5)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '5'
  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>

Author: dependabot[bot]

.github/workflows/publish.yml

@@ -56,7 +56,7 @@ jobs:
             -print -exec cp {} artifacts/ \;
           echo "Collected artifacts:" && ls -la artifacts || true
       - name: Upload artifacts to workflow
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: maven-artifacts
           path: artifacts/*

.github/workflows/test.yml

@@ -123,7 +123,7 @@ jobs:
           diff -u node.out kotlin.out > diff.out || (echo "::error::Differences found between Node and Kotlin outputs. See artifact diff.out"; exit 1)
       - name: Upload diff artifacts on failure
         if: failure()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: comparison-diff
           path: |