boards: shields: mikroe_can_fd_6_click: configure nWKRQ pin for VIO

Configure the nWKRQ pin for open-drain with an external pull-up resistor,
present on the board, to the VIO rail.

Signed-off-by: Henrik Brix Andersen <henrik@brixandersen.dk>

Author: henrikbrixandersen

boards/shields/mikroe_can_fd_6_click/mikroe_can_fd_6_click.overlay

@@ -23,6 +23,7 @@
 		reset-gpios = <&mikrobus_header 1 GPIO_ACTIVE_HIGH>;
 		int-gpios = <&mikrobus_header 7 GPIO_ACTIVE_LOW>;
 		bosch,mram-cfg = <0x0 15 15 7 7 0 10 10>;
+		ti,nwkrq-voltage-vio;
 
 		can-transceiver {
 			max-bitrate = <8000000>;