Update ci.yml
Remove cov for py39-alldeps env to check for the origin of the CI fail.
@@ -24,7 +24,7 @@ jobs:
allowed_fail: false
- os: ubuntu-latest
python: '3.9'
- tox_env: 'py39-test-alldeps-cov'
+ tox_env: 'py39-test-alldeps'
gammapy_data_path: /home/runner/work/gammapy/gammapy/gammapy-datasets/dev
allowed_fail: false
- os: macos-latest
