Split payload so we can set auto without IP configuration (#1982)

* Guard for no interfaces

* Host reload on update

* Extract payload

* Check eth and wifi interfaces with a valid ip4 config

* Add tests

* Fix tests

* Move to enum

setup.py

@@ -36,6 +36,8 @@ setup(
         "supervisor.addons",
         "supervisor.api",
         "supervisor.dbus",
+        "supervisor.dbus.payloads",
+        "supervisor.dbus.network",
         "supervisor.discovery",
         "supervisor.discovery.services",
         "supervisor.services",