adding USTICKER label for C027

Author: aqib-ublox

targets/targets.json

@@ -291,7 +291,7 @@
         },
         "macros": ["TARGET_LPC1768"],
         "inherits": ["LPCTarget"],
-        "device_has": ["ANALOGIN", "ANALOGOUT", "CAN", "DEBUG_AWARENESS", "EMAC", "ETHERNET", "I2C", "I2CSLAVE", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "SERIAL", "SERIAL_FC", "SLEEP", "SPI", "SPISLAVE", "STDIO_MESSAGES", "FLASH"],
+        "device_has": ["USTICKER", "ANALOGIN", "ANALOGOUT", "CAN", "DEBUG_AWARENESS", "EMAC", "ETHERNET", "I2C", "I2CSLAVE", "INTERRUPTIN", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "SERIAL", "SERIAL_FC", "SLEEP", "SPI", "SPISLAVE", "STDIO_MESSAGES", "FLASH"],
         "release_versions": ["2", "5"],
         "features": ["LWIP"],
         "device_name": "LPC1768",