BLE nano V1.5 support mbed OS 5

support_nano_32K_mbed_5.diff

diff --git a/hal/targets.json b/hal/targets.json
index 7ce4ad8..3e8969c 100644
--- a/hal/targets.json
+++ b/hal/targets.json
@@ -1464,16 +1464,18 @@
         "macros_add": ["TARGET_RBLAB_NRF51822"]
     },
     "RBLAB_BLENANO": {
-        "inherits": ["MCU_NRF51_16K"],
-        "release_versions": ["2"]
+        "extra_labels_add": ["MCU_NORDIC_32K", "MCU_NRF51_32K"],
+        "macros_add": ["TARGET_MCU_NORDIC_32K", "TARGET_MCU_NRF51_32K"],
+        "inherits": ["MCU_NRF51_32K"],
+        "release_versions": ["2", "5"]
     },
     "RBLAB_BLENANO_BOOT": {
-        "inherits": ["MCU_NRF51_16K_BOOT"],
+        "inherits": ["MCU_NRF51_32K_BOOT"],
         "extra_labels_add": ["RBLAB_BLENANO"],
         "macros_add": ["TARGET_RBLAB_BLENANO"]
     },
     "RBLAB_BLENANO_OTA": {
-        "inherits": ["MCU_NRF51_16K_OTA"],
+        "inherits": ["MCU_NRF51_32K_OTA"],
         "extra_labels_add": ["RBLAB_BLENANO"],
         "macros_add": ["TARGET_RBLAB_BLENANO"]
     },