herobrine: Use SC7280 power sequence
The board has the chipset SC7280. Use the SC7280 power sequence.
BRANCH=None
TEST=Built the herobrine_npcx7 image successfully. Tried booting on an
existing Trogdor board.
#define PD_MAX_VOLTAGE_MV 20000
/* Chipset */
-#define CONFIG_CHIPSET_SC7180
+#define CONFIG_CHIPSET_SC7280
#define CONFIG_CHIPSET_RESET_HOOK
#define CONFIG_CHIPSET_RESUME_INIT_HOOK
#define CONFIG_POWER_COMMON
