kukui: reduce image size
Remove the hcdebug from the Kukui board family RO images to reduce code
size.
BRANCH=none
TEST=make buildall
#define CONFIG_IO_EXPANDER
#define CONFIG_IO_EXPANDER_IT8801
#define CONFIG_IO_EXPANDER_PORT_COUNT 1
-#define CONFIG_KEYBOARD_DEBUG
#define CONFIG_KEYBOARD_NOT_RAW
#define CONFIG_KEYBOARD_BOARD_CONFIG
#define CONFIG_KEYBOARD_COL2_INVERTED
#ifdef SECTION_IS_RO
#undef CONFIG_CMD_APTHROTTLE
+#undef CONFIG_CMD_HCDEBUG
#undef CONFIG_CMD_MMAPINFO
#undef CONFIG_CMD_PWR_AVG
#undef CONFIG_CMD_REGULATOR
