Bump codecov/codecov-action in the github-actions group (#341)

Author: dependabot[bot]

.github/workflows/main.yml

@@ -55,7 +55,7 @@ jobs:
       run: ./mvnw -B -q -ff -ntp test
     - name: Publish code coverage
       if: ${{ matrix.release_build && github.event_name != 'pull_request' }}
-      uses: codecov/codecov-action@671740ac38dd9b0130fbe1cec585b89eea48d3de # v5.5.2
+      uses: codecov/codecov-action@57e3a136b779b570ffcdbf80b3bdc90e7fab3de2 # v6.0.0
       with:
         token: ${{ secrets.CODECOV_TOKEN }}
         files: ./target/site/jacoco/jacoco.xml