NRF51_DONGLE - remove ANALOGIN from the list of capabilities.

Author: pan-

hal/targets.json

@@ -1982,7 +1982,7 @@
     "NRF51_DONGLE": {
         "inherits": ["MCU_NRF51_32K_UNIFIED"],
         "progen": {"target": "nrf51-dongle"},
-        "device_has": ["ANALOGIN", "ERROR_PATTERN", "I2C", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPI_ASYNCH", "SPISLAVE"],        
+        "device_has": ["ERROR_PATTERN", "I2C", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPI_ASYNCH", "SPISLAVE"],        
         "release_versions": ["2", "5"]
     },
     "MCU_NRF52": {