control: Remove iostream include from get_managed_objects action

Change-Id: I8054e2f12d3324b918be5e3c5a204aa024adb5a1
Signed-off-by: Matthew Barth <msbarth@us.ibm.com>
diff --git a/control/json/actions/get_managed_objects.cpp b/control/json/actions/get_managed_objects.cpp
index 17914ac..cf7f3a3 100644
--- a/control/json/actions/get_managed_objects.cpp
+++ b/control/json/actions/get_managed_objects.cpp
@@ -18,8 +18,6 @@
 #include "../manager.hpp"
 #include "event.hpp"
 
-#include <iostream>
-
 namespace phosphor::fan::control::json
 {