Bump actions/upload-artifact from 3 to 4 (#49)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 3 to 4.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v3...v4)

---
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>

.github/workflows/build.yml

@@ -25,11 +25,11 @@ jobs:
           podman manifest add ghcr.io/${{ github.repository }}:${{ github.sha }} ghcr.io/${{ github.repository }}:arm64-${{ github.sha }}
           podman push ghcr.io/${{ github.repository }}:${{ github.sha }}
           sed -i 's|container_image=localhost/builder|container_image=ghcr.io/${{ github.repository }}:${{ github.sha }}|' build
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: build
           path: build
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: build.config
           path: build.config