ci: cleanup

Author: skshetry

.github/workflows/tests.yml

@@ -21,7 +21,6 @@ jobs:
       matrix:
         os: [ubuntu-20.04, windows-latest, macos-latest]
         pyv: ['3.8', '3.9', '3.10']
-        nox_session: [""]
         include:
         - os: ubuntu-latest
           pyv: 'pypy-3.8'