panos_sag: static address group (#28041)

* - Create a static address group object in the firewall used for policy rules.

* PEP8 changes

* add function to check for devicegrp name

* fix exception handling

* PEP8 fixes

* update metadata_version

CHANGELOG.md

@@ -510,6 +510,9 @@ Ansible Changes By Release
   * github_issue
 
 #### Storage
+  * nuage_vpsk
+- panos
+  * panos_sag
 - purestorage
   * purefa_hg
   * purefa_host