Merge pull request #1022 from PedramAlizadeh/sync_nccl_2.18.6

Sync to nccl 2.18.6

[ROCm/rccl commit: aa5c84c997]

projects/rccl/src/include/comm.h

@@ -129,6 +129,8 @@ struct ncclSharedResources {
 struct ncclChannel {
   struct ncclChannelPeer** peers;
   struct ncclDevChannelPeer** devPeers;
+  /* devPeer pointer array used for host side access */
+  struct ncclDevChannelPeer** devPeersHostPtr; 
   struct ncclRing ring;
   int* devRingUserRanks;
   struct ncclTree tree;