message: Fix comment refencing ONNXIFI_SYNCHRONIZATION_DEFAULT
  ONNXIFI_SYNCHRONIZATION_DEFAULT was renamed to ONNXIFI_SYNCHRONIZATION_EVENT, but few comments were not updated
diff: @@ -325,7 +325,7 @@ typedef int32_t onnxBackendInfo;
  * Memory synchronization primitives supported for graph inputs and outputs.
  *
  * Possible values are any combination of the following flags:
  - * ONNXIFI_SYNCHRONIZATION_EVENT (always supported)
  + * ONNXIFI_SYNCHRONIZATION_EVENT (onnxEvent, always supported)
  * ONNXIFI_SYNCHRONIZATION_IMPLICIT
  * or any vendor-specific flags in the high 32 bits of the bit field.
  */
  @@ -590,7 +590,7 @@ typedef struct onnxMemoryFence {
  * Type of memory synchronization primitive.
  *
  * Possible values:
  - * ONNXIFI_SYNCHRONIZATION_DEFAULT (always supported)
  + * ONNXIFI_SYNCHRONIZATION_EVENT (onnxEvent, always supported)
  * ONNXIFI_SYNCHRONIZATION_IMPLICIT
  */
  onnxEnum type;
  @@ -599,7 +599,7 @@ typedef struct onnxMemoryFence {
  * Pointer to a handle for a single-shot ONNXIFI event used as a
  * synchronization primitive. Event for the input fence must be created
  * by the caller to onnxRunGraph. Event for the output fence is created by
  - * implementation of onnxRunGraph, and store into the pointer specified in
  + * implementation of onnxRunGraph, and stored into the pointer specified in
  * the output fence before onnxRunGraph returns.
  */
  onnxEvent* event;
  