fix: move prefix lookup to lookup secondary (netbox-community#1281)

* fix: move prefix lookup to lookup secondary

If fetch_all is false, prefix lookup depends on site lookup, so move it
to secondary lookup.
Solves netbox-community#733

* docs: add changelog fragment

Author: umglurf

changelogs/fragments/1281_move_prefix_lookup_to_secondary.yml

@@ -0,0 +1,2 @@
+bugfixes:
+  - If `fetch_all` is `false`, prefix lookup depends on site lookup, so move it to secondary lookup (https://github.com/netbox-community/ansible_modules/issues/733)

plugins/inventory/nb_inventory.py

@@ -1521,9 +1521,6 @@ def lookup_processes(self):
         if self.interfaces:
             lookups.append(self.refresh_interfaces)
 
-        if self.prefixes:
-            lookups.append(self.refresh_prefixes)
-
         if self.services:
             lookups.append(self.refresh_services)
 
@@ -1545,6 +1542,9 @@ def lookup_processes_secondary(self):
         if self.interfaces or self.dns_name or self.ansible_host_dns_name:
             lookups.append(self.refresh_ipaddresses)
 
+        if self.prefixes:
+            lookups.append(self.refresh_prefixes)
+
         return lookups
 
     def refresh_lookups(self, lookups):