Clarify comment in test_hook_uses_shell_not_from_cwd

test/test_index.py

@@ -1042,9 +1042,9 @@ def test_hook_uses_shell_not_from_cwd(self, rw_dir, case):
  # architecture, and generating one in a bespoke way may cause virus scanners to
  # give a false positive. So we use a Bash/Python polyglot for the hook and use
  # the Python interpreter itself as the bash.exe impostor. But an interpreter
- # from a venv may not run outside of it, and a global interpreter won't run from
- # a different location if it was installed from the Microsoft Store. So we make
- # a new venv in rw_dir and use its interpreter.
+ # from a venv may not run when copied outside of it, and a global interpreter
+ # won't run when copied to a different location if it was installed from the
+ # Microsoft Store. So we make a new venv in rw_dir and use its interpreter.
  venv = VirtualEnvironment(rw_dir, with_pip=False)
  shutil.copy(venv.python, Path(rw_dir, shell_name))
  shutil.copy(fixture_path("polyglot"), hook_path("polyglot", repo.git_dir))