chore(deps): update codecov/codecov-action action to v6

Author: renovate[bot]

.github/workflows/continuous-integration.yml

@@ -87,7 +87,7 @@ jobs:
               run: pnpm test --coverage
 
             - name: Codecov Upload
-              uses: codecov/codecov-action@v5
+              uses: codecov/codecov-action@v6
               with:
                   token: ${{ secrets.CODECOV_TOKEN }}
                   files: coverage/cobertura-coverage.xml