Merge pull request #230 from emnify/development

merge dependabot/github_actions/actions/upload-artifact-4 into main

Author: marwin-roth

.github/workflows/unit-tests.yml

@@ -35,7 +35,7 @@ jobs:
           SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
 
       - name: Archive code coverage results
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: sdk-coverage-result
           path: coverage.xml