NPkit: misc fixes for MSCCL (#936)

* msccl: add xcc_id to timestamp sync

* NPKit: add timestamp for rrc operator

* NPKit: add timestamp for MSCCL init

src/include/npkit/npkit_event.h

@@ -122,5 +122,9 @@
 #define NPKIT_EVENT_MSCCL_RECV_EXIT                             0x61
 #define NPKIT_EVENT_MSCCL_RUN_ENTRY                             0x62
 #define NPKIT_EVENT_MSCCL_RUN_EXIT                              0x63
+#define NPKIT_EVENT_MSCCL_RECV_REDUCE_COPY_ENTRY                0x64
+#define NPKIT_EVENT_MSCCL_RECV_REDUCE_COPY_EXIT                 0x65
+#define NPKIT_EVENT_MSCCL_INIT_ENTRY                            0x66
+#define NPKIT_EVENT_MSCCL_INIT_EXIT                             0x67
 
 #endif