Remove unused xstatic_check_version.py

The file is not used anymore, we have already moved it to
http://git.openstack.org/cgit/openstack-infra/openstack-zuul-jobs/tree/playbooks/xstatic/xstatic_check_version.py

Remove it.

Change-Id: I40e1317fb814cfdfdaef6ada8370946e4c8129ea

jenkins/scripts/xstatic_check_version.py

@@ -1,38 +0,0 @@
-#! /usr/bin/env python
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License. You may obtain
-# a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-# License for the specific language governing permissions and limitations
-# under the License.
-
-import importlib
-import os
-import sys
-
-from setuptools_scm import get_version
-
-# add the xstatic repos checkout to the PYTHONPATH so we can
-# import its contents
-sys.path.append(os.getcwd())
-
-xs = None
-for name in os.listdir('xstatic/pkg'):
-    if os.path.isdir('xstatic/pkg/' + name):
-        if xs is not None:
-            sys.exit('More than one xstatic.pkg package found.')
-        xs = importlib.import_module('xstatic.pkg.' + name)
-
-if xs is None:
-    sys.exit('No xstatic.pkg package found.')
-
-git_version = get_version()
-if git_version != xs.PACKAGE_VERSION:
-    sys.exit('git tag version ({}) does not match package version ({})'.
-             format(git_version, xs.PACKAGE_VERSION))