build(deps): bump actions/upload-artifact from 3 to 4

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 3 to 4.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v3...v4)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/.github/workflows/tobago-ci.yml b/.github/workflows/tobago-ci.yml
index aa4e722..7a07e74 100644
--- a/.github/workflows/tobago-ci.yml
+++ b/.github/workflows/tobago-ci.yml
@@ -51,7 +51,7 @@
             exit 1
           fi
       - name: Reports
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         if: failure()
         with:
           name: reports