BLE: Use shared type ble_attribute_handle_t in GattAttribute.

Author: pan-

features/FEATURE_BLE/ble/GattAttribute.h

@@ -18,6 +18,7 @@
 #define __GATT_ATTRIBUTE_H__
 
 #include "UUID.h"
+#include "BLETypes.h"
 
 /**
  * Instances of this class encapsulate the data that belongs to a Bluetooth Low
@@ -29,7 +30,7 @@ class GattAttribute {
      * Type for the handle or ID of the attribute in the ATT table. These are
      * unique and are usually generated by the underlying BLE stack.
      */
-    typedef uint16_t Handle_t;
+    typedef ble::attribute_handle_t Handle_t;
     /**
      * Define the value of an invalid attribute handle.
      */