Molecule: Avoid requests 2.32.0 during testing

[vitabaks]

Issue: https://github.com/vitabaks/postgresql_cluster/issues/662

requests 2.32 is incompatible with vendored versions of docker-py from inside community.docker collection.

Related:

• https://github.com/ansible/molecule/pull/4185
• https://github.com/docker/docker-py/issues/3256