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/generate-api-docs.yml

@@ -52,7 +52,7 @@ jobs:
         run: php artisan scramble:export --path=build/api-docs.json
 
       - name: "Upload API docs to GitHub"
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: api-docs.json
           path: build/api-docs.json