tests: drivers: w1: Enable arduino_i2c and arduino_serial explicitly

This test uses the arduino_i2c and arduino_serial DT nodes, so it
should enable them explicitly, not assume they will be enabled by
default for a given board.

Signed-off-by: Andrzej Głąbek <[email protected]>

Author: anangl

tests/drivers/w1/w1_api/ds2484.overlay

@@ -5,6 +5,8 @@
  */
 
 &arduino_i2c {
+	status = "okay";
+
 	w1_0: w1@18 {
 		compatible = "maxim,ds2484";
 		reg = <0x18>;

tests/drivers/w1/w1_api/ds2485.overlay

@@ -1,4 +1,6 @@
 &arduino_i2c {
+	status = "okay";
+
 	w1_0: w1@40 {
 		compatible = "maxim,ds2485";
 		reg = <0x40>;

tests/drivers/w1/w1_api/w1_serial.overlay

@@ -5,6 +5,8 @@
  */
 
 &arduino_serial {
+	status = "okay";
+
 	w1_0: w1 {
 		compatible = "zephyr,w1-serial";
 	};