Bump actions/upload-artifact from 4 to 7

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4 to 7.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4...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>

Author: dependabot[bot]

.github/workflows/nightly_runner.yml

@@ -49,7 +49,7 @@ jobs:
           HZ_SNAPSHOT_INTERNAL_PASSWORD: ${{ secrets.HZ_SNAPSHOT_INTERNAL_PASSWORD }}
         run: python run_tests.py
       - name: Upload remote controller logs on test failure
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         if: failure()
         with:
           name: rc-logs-${{ matrix.python-version }}-${{ matrix.os }}