Random fixes for 2.10.4 (#428)

Author: FragmentedPacket

plugins/modules/netbox_inventory_item.py

@@ -82,6 +82,7 @@
         description:
           - Set the discovery flag for the inventory item
         required: false
+        default: false
         type: bool
       tags:
         description:

tests/integration/targets/latest/tasks/netbox_device_type.yml

@@ -115,7 +115,8 @@
     netbox_token: 0123456789abcdef0123456789abcdef01234567
     data:
       model: "WS Test 3850"
-      manufacturer: Test Manufacturer
+      manufacturer: "Test Manufacturer"
+      subdevice_role: "parent"
     state: present
   register: test_six