Convert to reduced list of known types (#50010)

lib/ansible/modules/cloud/smartos/imgadm.py

@@ -99,17 +99,17 @@ RETURN = '''
 source:
     description: Source that is managed.
     returned: When not managing an image.
-    type: string
+    type: str
     sample: https://datasets.project-fifo.net
 uuid:
     description: UUID for an image operated on.
     returned: When not managing an image source.
-    type: string
+    type: str
     sample: 70e3ae72-96b6-11e6-9056-9737fd4d0764
 state:
     description: State of the target, after execution.
     returned: success
-    type: string
+    type: str
     sample: 'present'
 '''
 

lib/ansible/modules/cloud/smartos/vmadm.py

@@ -326,17 +326,17 @@ RETURN = '''
 uuid:
   description: UUID of the managed VM.
   returned: always
-  type: string
+  type: str
   sample: 'b217ab0b-cf57-efd8-cd85-958d0b80be33'
 alias:
   description: Alias of the managed VM.
   returned: When addressing a VM by alias.
-  type: string
+  type: str
   sample: 'dns-zone'
 state:
   description: State of the target, after execution.
   returned: success
-  type: string
+  type: str
   sample: 'running'
 '''