Remove check-conflicts script

This script made sense back before pip had a proper dependency resolver,
but since pip 20.3 [1] this is no longer the case. Our jobs to test this
can simply install the dependencies and let pip complain if it cannot
resolve things.

[1] https://discuss.python.org/t/announcement-pip-20-3-release/5948

Change-Id: Ifc30478dfffd52f126e0ad7535468cdd0b1cd36a
Signed-off-by: Stephen Finucane <stephenfin@redhat.com>

Author: stephenfin

openstack_requirements/cmds/check_conflicts.py

@@ -29,7 +29,6 @@ packages =
 console_scripts =
     edit-constraints = openstack_requirements.cmds.edit_constraint:main
     generate-constraints = openstack_requirements.cmds.generate:main
-    check-conflicts = openstack_requirements.cmds.check_conflicts:main
     validate-constraints = openstack_requirements.cmds.validate:main
     validate-projects = openstack_requirements.cmds.validate_projects:main
     normalize-requirements = openstack_requirements.cmds.normalize_requirements:main

setup.cfg

@@ -14,22 +14,22 @@ commands =
 [testenv:py310-check-uc]
 basepython = python3.10
 deps = -r{toxinidir}/upper-constraints.txt
-commands = check-conflicts {toxinidir}/upper-constraints.txt {toxinidir}/upper-constraints-xfails.txt
+commands = python -c 'print("done")'
 
 [testenv:py311-check-uc]
 basepython = python3.11
 deps = -r{toxinidir}/upper-constraints.txt
-commands = check-conflicts {toxinidir}/upper-constraints.txt {toxinidir}/upper-constraints-xfails.txt
+commands = python -c 'print("done")'
 
 [testenv:py312-check-uc]
 basepython = python3.12
 deps = -r{toxinidir}/upper-constraints.txt
-commands = check-conflicts {toxinidir}/upper-constraints.txt {toxinidir}/upper-constraints-xfails.txt
+commands = python -c 'print("done")'
 
 [testenv:py313-check-uc]
 basepython = python3.13
 deps = -r{toxinidir}/upper-constraints.txt
-commands = check-conflicts {toxinidir}/upper-constraints.txt {toxinidir}/upper-constraints-xfails.txt
+commands = python -c 'print("done")'
 
 [testenv:venv]
 commands = {posargs}