Fix commit options policy_and_objects (#3242)

Author: ncharaf

netmiko/paloalto/paloalto_panos.py

@@ -162,7 +162,7 @@ def commit(
             if device_and_network:
                 command_string += " device-and-network"
             if policy_and_objects:
-                command_string += " device-and-network"
+                command_string += " policy-and-objects"
             if no_vsys:
                 command_string += " no-vsys"
             command_string += " excluded"