[workflows] both: avoid using setup.py egg info

Author: gph82

.github/workflows/python-package.macos.yml

@@ -40,7 +40,6 @@ jobs:
       run: |
         pip install --upgrade pip
         pip install --upgrade setuptools
-        python setup.py install_egg_info
         pip install -e .
         pip freeze
     #- name: Lint with flake8

.github/workflows/python-package.yml

@@ -38,7 +38,6 @@ jobs:
       run: |
         pip install --upgrade pip
         pip install --upgrade setuptools
-        python setup.py install_egg_info
         pip install -e .
         pip freeze
     #- name: Lint with flake8