Fixed review comments

include/hip/hip_runtime_api.h

@@ -116,10 +116,10 @@ typedef struct hipDeviceProp_t {
  * Memory type (for pointer attributes)
  */
 enum hipMemoryType {
-    hipMemoryTypeHost,   ///< Memory is physically located on host
+    hipMemoryTypeHost,    ///< Memory is physically located on host
     hipMemoryTypeDevice,  ///< Memory is physically located on device. (see deviceId for specific device)
-    hipMemoryTypeArray,
-    hipMemoryTypeUnified
+    hipMemoryTypeArray,   ///< Array memory, physically located on device. (see deviceId for specific device)
+    hipMemoryTypeUnified  ///< Not used currently
 };