AP_Scripting: log disarm method

libraries/AP_Scripting/generator/description/bindings.desc

@@ -38,7 +38,7 @@ singleton AP_AHRS method airspeed_estimate boolean float'Null
 include AP_Arming/AP_Arming.h
 
 singleton AP_Arming alias arming
-singleton AP_Arming method disarm boolean
+singleton AP_Arming method disarm boolean AP_Arming::Method::SCRIPTING'literal
 singleton AP_Arming method is_armed boolean
 singleton AP_Arming method arm boolean AP_Arming::Method::SCRIPTING'literal
 

libraries/AP_Scripting/lua_generated_bindings.cpp

@@ -1743,7 +1743,7 @@ static int AP_Arming_disarm(lua_State *L) {
     }
 
     binding_argcheck(L, 1);
-    const bool data = ud->disarm();
+    const bool data = ud->disarm(            AP_Arming::Method::SCRIPTING);
 
     lua_pushboolean(L, data);
     return 1;