chore: Vendor kubernetes.core doc_fragments

Vendor the kubernetes.core doc_fragments used by this collection because
it is not possible to refer to doc_fragments of dependency collections.

Signed-off-by: Felix Matouschek <fmatouschek@redhat.com>

plugins/doc_fragments/k8s_state_options.py

@@ -0,0 +1,35 @@
+# -*- coding: utf-8 -*-
+
+# Copyright: (c) 2018, Red Hat | Ansible
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+# Options for specifying object state
+
+# DO NOT CHANGE THIS FILE
+# Direct copy of:
+# https://github.com/ansible-collections/kubernetes.core/blob/23e94b60c1202e67d35903d8f6d298fbb15f35cc/plugins/doc_fragments/k8s_state_options.py
+# Because it is not possible to refer to doc_fragments of dependency collections we need this copy.
+
+from __future__ import absolute_import, division, print_function
+
+__metaclass__ = type
+
+
+class ModuleDocFragment(object):
+    DOCUMENTATION = r"""
+options:
+  state:
+    description:
+    - Determines if an object should be created, patched, or deleted. When set to C(present), an object will be
+      created, if it does not already exist. If set to C(absent), an existing object will be deleted. If set to
+      C(present), an existing object will be patched, if its attributes differ from those specified using
+      I(resource_definition) or I(src).
+    type: str
+    default: present
+    choices: [ absent, present ]
+  force:
+    description:
+    - If set to C(yes), and I(state) is C(present), an existing object will be replaced.
+    type: bool
+    default: no
+"""