Only send back one object for host create

Author: jbarnett-r7

lib/metasploit/framework/data_service/remote/http/remote_host_data_service.rb

@@ -12,11 +12,11 @@ def hosts(opts)
   end
 
   def report_host(opts)
-    json_to_mdm_object(self.post_data(HOST_API_PATH, opts), HOST_MDM_CLASS, [])
+    json_to_mdm_object(self.post_data(HOST_API_PATH, opts), HOST_MDM_CLASS, []).first
   end
 
   def find_or_create_host(opts)
-    json_to_mdm_object(self.post_data(HOST_API_PATH, opts), HOST_MDM_CLASS, [])
+    json_to_mdm_object(self.post_data(HOST_API_PATH, opts), HOST_MDM_CLASS, []).first
   end
 
   def report_hosts(hosts)