Documentation fragment. To be used with modules that use basic auth. (#15582)

Supplies a doc fragment for:
- api_username
- api_password
- api_url
- validate_certs

lib/ansible/utils/module_docs_fragments/auth_basic.py

@@ -0,0 +1,42 @@
+# This file is part of Ansible
+#
+# Ansible is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Ansible is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
+
+
+class ModuleDocFragment(object):
+
+    # Standard files documentation fragment
+    DOCUMENTATION = """
+options:
+  api_url:
+    required: false
+    default: null
+    description:
+      - The resolvable endpoint for the API
+  api_username:
+    required: false
+    default: null
+    description:
+      - The username to use for authentication against the API
+  api_password:
+    required: false
+    default: null
+    description:
+      - The password to use for authentication against the API
+  validate_certs:
+    required: false
+    default: yes
+    description:
+      - Whether or not to validate SSL certs when supplying a https endpoint. 
+"""