Fix path formatting in Arduino-nRF5-excludes

Reformatted the paths of example .ino files
in the Arduino-nRF5-excludes file.

.github/workflows/.ci_scripts/Arduino-nRF5-excludes

@@ -1,16 +1,16 @@
-			./examples/BatteryPoweredSensor/BatteryPoweredSensor.ino
-			./examples/CO2Sensor/CO2Sensor.ino
-			./examples/DustSensorDSM/DustSensorDSM.ino
-			./examples/GatewayESP8266/GatewayESP8266.ino
-			./examples/GatewayESP8266MQTTClient/GatewayESP8266MQTTClient.ino
-			./examples/GatewayESP8266SecureMQTTClient/GatewayESP8266SecureMQTTClient.ino
-			./examples/GatewayGSMMQTTClient/GatewayGSMMQTTClient.ino
-			./examples/GatewayESP8266OTA/GatewayESP8266OTA.ino
-			./examples/GatewayESP32/GatewayESP32.ino
-			./examples/GatewayESP32OTA/GatewayESP32OTA.ino
-			./examples/GatewayESP32MQTTClient/GatewayESP32MQTTClient.ino
-			./examples/GatewaySerialRS485/GatewaySerialRS485.ino
-			./examples/GatewayW5100/GatewayW5100.ino
-			./examples/GatewayW5100MQTTClient/GatewayW5100MQTTClient.ino
-			./examples/MotionSensorRS485/MotionSensorRS485.ino
-			./examples/SensebenderGatewaySerial/SensebenderGatewaySerial.ino
+./examples/BatteryPoweredSensor/BatteryPoweredSensor.ino
+./examples/CO2Sensor/CO2Sensor.ino
+./examples/DustSensorDSM/DustSensorDSM.ino
+./examples/GatewayESP8266/GatewayESP8266.ino
+./examples/GatewayESP8266MQTTClient/GatewayESP8266MQTTClient.ino
+./examples/GatewayESP8266SecureMQTTClient/GatewayESP8266SecureMQTTClient.ino
+./examples/GatewayGSMMQTTClient/GatewayGSMMQTTClient.ino
+./examples/GatewayESP8266OTA/GatewayESP8266OTA.ino
+./examples/GatewayESP32/GatewayESP32.ino
+./examples/GatewayESP32OTA/GatewayESP32OTA.ino
+./examples/GatewayESP32MQTTClient/GatewayESP32MQTTClient.ino
+./examples/GatewaySerialRS485/GatewaySerialRS485.ino
+./examples/GatewayW5100/GatewayW5100.ino
+./examples/GatewayW5100MQTTClient/GatewayW5100MQTTClient.ino
+./examples/MotionSensorRS485/MotionSensorRS485.ino
+./examples/SensebenderGatewaySerial/SensebenderGatewaySerial.ino