make everything use venv stuff explicitly

Author: sentrivana

scripts/generate-test-files.sh

@@ -10,9 +10,9 @@ rm -rf toxgen.venv
 python -m venv toxgen.venv
 . toxgen.venv/bin/activate
 
-pip install -e ..
-pip install -r populate_tox/requirements.txt
-pip install -r split_tox_gh_actions/requirements.txt
+toxgen.venv/bin/pip install -e ..
+toxgen.venv/bin/pip install -r populate_tox/requirements.txt
+toxgen.venv/bin/pip install -r split_tox_gh_actions/requirements.txt
 
 toxgen.venv/bin/python populate_tox/populate_tox.py
 toxgen.venv/bin/python split_tox_gh_actions/split_tox_gh_actions.py