Revert to old trains; update versions

python/requirements.txt

@@ -1,32 +1,2 @@
-ansible-compat==4.1.11
+ansible-core==2.15.9
-ansible-core==2.16.4
+ansible-lint==6.22.2
-ansible-lint==24.2.0
-attrs==23.2.0
-black==24.2.0
-bracex==2.4
-cffi==1.16.0
-click==8.1.7
-cryptography==42.0.5
-filelock==3.13.1
-Jinja2==3.1.3
-jsonschema==4.21.1
-jsonschema-specifications==2023.12.1
-markdown-it-py==3.0.0
-MarkupSafe==2.1.5
-mdurl==0.1.2
-mypy-extensions==1.0.0
-packaging==23.2
-pathspec==0.12.1
-platformdirs==4.2.0
-pycparser==2.21
-Pygments==2.17.2
-PyYAML==6.0.1
-referencing==0.33.0
-resolvelib==1.0.1
-rich==13.7.0
-rpds-py==0.18.0
-ruamel.yaml==0.18.6
-ruamel.yaml.clib==0.2.8
-subprocess-tee==0.4.1
-wcmatch==8.5.1
-yamllint==1.35.1