gh: try to fix zephyr project action

Author: facchinm

Diff for: .github/workflows/build.yml

@@ -17,20 +17,20 @@ jobs:
       - name: Initialize
         working-directory: Arduino-Zephyr-API
         run: |
-          west init -m https://github.com/zephyrproject-rtos/gsoc-2022-arduino-core.git
+          west init -m https://github.com/arduino/ArduinoCore-zephyr.git
           west update
           git clone https://github.com/arduino/ArduinoCore-API.git ArduinoCore-API
           cp -r ArduinoCore-API/api modules/lib/Arduino-Zephyr-API/cores/arduino/.
 
       - name: Build fade
         working-directory: Arduino-Zephyr-API
         run: |
-          west build -p -b arduino_nano_33_ble_sense samples/fade
+          west build -p -b arduino_nano_33_ble//sense samples/fade
 
       - name: Build i2cdemo
         working-directory: Arduino-Zephyr-API
         run: |
-          west build -p -b arduino_nano_33_ble_sense samples/i2cdemo
+          west build -p -b arduino_nano_33_ble//sense samples/i2cdemo
 
       - name: Build adc
         working-directory: Arduino-Zephyr-API