ghost: remove support for the nx20p3483 PPC
BRANCH=none
TEST=make passes
#define CONFIG_HOSTCMD_I2C_CONTROL
#define CONFIG_USBC_PPC_SYV682X
-#define CONFIG_USBC_PPC_NX20P3483
/* TODO: b/177608416 - measure and check these values on brya */
#define PD_POWER_SUPPLY_TURN_ON_DELAY 30000 /* us */
