Tidy up validate-modules:doc-elements-mismatch (#1399) (#1407)

* fixed validation-modules for plugins/modules/cloud/xenserver/xenserver_guest.py

* fixed validation-modules for plugins/modules/identity/ipa/ipa_hbacrule.py

* fixed validation-modules for plugins/modules/identity/keycloak/keycloak_client.py

* fixed validation-modules for plugins/modules/identity/keycloak/keycloak_clienttemplate.py

* fixed validation-modules for plugins/modules/net_tools/nios/nios_fixed_address.py

* fixed validation-modules for plugins/modules/net_tools/nios/nios_host_record.py

* fixed validation-modules for plugins/modules/net_tools/nios/nios_member.py

* fixed validation-modules for plugins/modules/net_tools/nios/nios_network.py

* fixed validation-modules for plugins/modules/net_tools/nios/nios_nsgroup.py

* fixed validation-modules for plugins/modules/remote_management/redfish/redfish_config.py

* fixed validation-modules for plugins/modules/source_control/github/github_webhook.py

* fixed validation-modules for plugins/modules/web_infrastructure/sophos_utm/utm_proxy_exception.py

* Tidy up validate-modules ignores doc-elements-mismatch

* Added changelog frag for utm_proxy_exception

* Update changelogs/fragments/1399-fixed-wrong-elements-type.yaml

Co-authored-by: Felix Fontein <felix@fontein.de>

* Fixed couple of missing docs

Co-authored-by: Felix Fontein <felix@fontein.de>
(cherry picked from commit 47c456f740)

Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com>

plugins/modules/identity/ipa/ipa_hbacrule.py

@@ -101,6 +101,7 @@ options:
     - If an empty list if passed all assigned user groups will be removed from the rule.
     - If option is omitted user groups will not be checked or changed.
     type: list
+    elements: str
 extends_documentation_fragment:
 - community.general.ipa.documentation
 

plugins/modules/identity/keycloak/keycloak_client.py

@@ -299,6 +299,8 @@ options:
               This is 'protocolMappers' in the Keycloak REST API.
         aliases:
             - protocolMappers
+        type: list
+        elements: dict
         suboptions:
             consentRequired:
                 description:

plugins/modules/identity/keycloak/keycloak_clienttemplate.py

@@ -68,6 +68,8 @@ options:
         description:
             - a list of dicts defining protocol mappers for this client template.
               This is 'protocolMappers' in the Keycloak REST API.
+        type: list
+        elements: dict
         suboptions:
             consentRequired:
                 description: