set.mitm: add setting for controlling DebugModeFlag for am

config_templates/system_settings.ini

@@ -38,6 +38,10 @@
 ; Please note this setting may be removed in a
 ; future release of Atmosphere.
 ; enable_deprecated_hid_mitm = u8!0x0
+; Controls whether am sees system settings "DebugModeFlag" as
+; enabled or disabled.
+; 0 = Disabled (not debug mode), 1 = Enabled (debug mode)
+; enable_am_debug_mode = u8!0x0
 [hbloader]
 ; Controls the size of the homebrew heap when running as applet.
 ; If set to zero, all available applet memory is used as heap.