config.h: fix comment of CONFIG_BOARD_RESET_AFTER_POWER_ON
The config is supported by ITE chips as well.
TEST=none
BRANCH=none
* On the second reset, the saved flag is used to detect the previous
* power-on, and treat the second reset as a power-on instead of a reset.
*
- * NOTE: Implemented only for npcx
+ * NOTE: Implemented only for npcx and ite
*/
#undef CONFIG_BOARD_RESET_AFTER_POWER_ON
