Work CD-CI

- Update System.Device.Dac repo name.

***NO_CI***

Author: josesimoes

azure-pipelines.yml

@@ -154,7 +154,7 @@ jobs:
         lib-Windows.Devices.I2c
         lib-Windows.Devices.Pwm
         lib-Windows.Devices.Spi
-        lib-System.Devices.Dac
+        lib-System.Device.Dac
         lib-nanoFramework.Devices.OneWire
         lib-nanoFramework.Networking.Sntp
         lib-nanoFramework.Hardware.Stm32