settings, arm_dynarmic, yuzu qt: Move CPU debugging option

Decouples the CPU debugging mode from the enumeration to its own
boolean. After this, it moves the CPU Debugging tab over to a sub tab
underneath the Debug tab in the configuration UI.

src/yuzu/configuration/configure_cpu_debug.h

@@ -6,7 +6,6 @@
 
 #include <memory>
 #include <QWidget>
-#include "common/settings.h"
 
 namespace Ui {
 class ConfigureCpuDebug;