config.h: Add missing CONFIG_WIRELESS_CHARGER_P9221_R7
TEST=none
BRANCH=none
Tested-by: Yilun Lin
/* Enable trickle charging */
#undef CONFIG_TRICKLE_CHARGING
+/* Wireless chargers */
+#undef CONFIG_WIRELESS_CHARGER_P9221_R7
+
/*****************************************************************************/
/*
