CI: Bump actions/upload-artifact from 6 to 7 (#1980)

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/sop-test-suite.yml

@@ -61,12 +61,12 @@ jobs:
          RESULTS_HTML: .github/test-suite/test-suite-results.html
       # Upload results
       - name: Upload test results json artifact
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: test-suite-results.json
           path: .github/test-suite/test-suite-results.json
       - name: Upload test results html artifact
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: test-suite-results.html
           path: .github/test-suite/test-suite-results.html