⬆️ Update codecov/codecov-action action to v3.1.6

Author: renovate[bot]

.github/workflows/tests.yaml

@@ -42,7 +42,7 @@ jobs:
       - name: ⬇️ Download coverage data
         uses: actions/download-artifact@v4.1.1
       - name: 🚀 Upload coverage report
-        uses: codecov/codecov-action@v3.1.5
+        uses: codecov/codecov-action@v3.1.6
       - name: SonarCloud Scan
         if: github.event.pull_request.head.repo.fork == false
         uses: SonarSource/sonarcloud-github-action@v2.1