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](https://github.com/actions/upload-artifact/compare/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>

.github/workflows/ci.yml

@@ -1,4 +1,4 @@
-name: validation
+name: validation
 on:
   push:
   pull_request:
@@ -22,7 +22,7 @@ jobs:
       - run: npm audit --audit-level=high
       - run: npx playwright install --with-deps chromium
       - run: npm run test:e2e
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v7
         if: failure()
         with:
           name: browser-test-results