build(deps): bump actions/upload-artifact from 6 to 7 (#2434)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 6 to 7.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v6...v7)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '7'
  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/ci.yaml

@@ -69,7 +69,7 @@ jobs:
       - name: Archive built binaries
         if: matrix.helm-version == 'v4.1.1'
         run: tar -cvf built-binaries.tar helmfile diff-yamls dyff
-      - uses: actions/upload-artifact@v6
+      - uses: actions/upload-artifact@v7
         if: matrix.helm-version == 'v4.1.1'
         with:
           name: built-binaries-${{ github.run_id }}