Fix a false positive for ``consider-using-dict-items`` (#9594) (#9597)

When iterating ``os.environ`` using the ``os.environ.keys()`` operation and then deleting an item using the key as a lookup.

Closes #9554

Co-authored-by: Pierre Sassoulas <pierre.sassoulas@gmail.com>>
(cherry picked from commit c864cd4d88e5b4e9b9bf1adc575b2fe5e1a194dd)

Co-authored-by: Mark Byrne <31762852+mbyrnepr2@users.noreply.github.com>
4 files changed