Merge pull request #69 from michalc/ci/remove-codecov-token

ci: remove codecov token - not needed since it's a public repo

Author: michalc

.github/workflows/test.yml

@@ -133,5 +133,3 @@ jobs:
           until nc -w 10 127.0.0.1 9000; do sleep 1; done
           coverage run -m unittest
       - uses: codecov/codecov-action@v3
-        env:
-          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}