CI: temporary attempt to fix 3.10 build
Issue mentions to set this to avoid the Python 3.10 build error. Once the issue is fixed, we can revert this.
@@ -37,6 +37,7 @@ before_script:
- python --version
- pip install poetry
- poetry config virtualenvs.in-project true
+ - poetry config experimental.new-installer false
- poetry install
.unit-tests: &unit-tests
