fix: remove unnecessary credential

Author: christiangda

.github/workflows/build.yml

@@ -41,7 +41,6 @@ jobs:
       - name: codecov coverage report
         uses: codecov/codecov-action@v5
         with:
-          token: ${{ secrets.CODECOV_TOKEN }} # not required for public repos
           files: ./coverage.out
 
       - name: Build