nrf/boards: Add named pins for Arduino Nano 33 BLE.

Signed-off-by: Sebastian Romero <s.romero@arduino.cc>

ports/nrf/boards/ARDUINO_NANO_33_BLE_SENSE/pins.csv

@@ -46,5 +46,37 @@ P44,P44
 P45,P45
 P46,P46
 P47,P47
+
+# Arduino Digital Pins
+D2,P43
+D3,P44
+D4,P47
+D5,P45
+D6,P46
+D7,P23
+D8,P21
+D9,P27
+D10,P34
+D11,P33
+D12,P40
+D13,P13
+
+# Arduino Analog Pins
+A0,P4
+A1,P5
+A2,P30
+A3,P29
+A4,P31
+A5,P2
+A6,P28
+A7,P3
+
+LEDR,P24
+LEDG,P16
+LEDB,P6
+LED_BUILTIN,P13
+LED_PWR,P41
+TX,P35
+RX,P42
 I2C_SCL,P2
 I2C_SDA,P31