Get rid of unused include

Author: dmpots

lldb/source/Commands/CommandObjectSettings.cpp

@@ -15,7 +15,6 @@
 #include "lldb/Interpreter/CommandInterpreter.h"
 #include "lldb/Interpreter/CommandOptionArgumentTable.h"
 #include "lldb/Interpreter/CommandReturnObject.h"
-#include "lldb/Interpreter/OptionValue.h"
 #include "lldb/Interpreter/OptionValueProperties.h"
 
 using namespace lldb;