Target hexiwear - add mcu_k64f label

Author: 0xc0170

hal/targets.json

@@ -571,7 +571,7 @@
         "inherits": ["Target"],
         "core": "Cortex-M4F",
         "supported_toolchains": ["ARM", "GCC_ARM"],
-        "extra_labels": ["Freescale", "KSDK2_MCUS", "K64F", "KPSDK_MCUS", "KPSDK_CODE", "MCU_K64F"],
+        "extra_labels": ["Freescale", "KSDK2_MCUS", "KPSDK_MCUS", "KPSDK_CODE", "MCU_K64F"],
         "is_disk_virtual": true,
         "macros": ["CPU_MK64FN1M0VMD12", "FSL_RTOS_MBED", "TARGET_K64F"],
         "progen": {"target": "mts-gambit"},
@@ -580,7 +580,7 @@
     "HEXIWEAR": {
         "inherits": ["Target"],
         "core": "Cortex-M4F",
-        "extra_labels": ["Freescale", "KSDK2_MCUS", "K64F"],
+        "extra_labels": ["Freescale", "KSDK2_MCUS", "MCU_K64F"],
         "supported_toolchains": ["ARM", "GCC_ARM", "IAR"],
         "macros": ["CPU_MK64FN1M0VMD12", "FSL_RTOS_MBED", "TARGET_K64F"],
         "is_disk_virtual": true,