Moved new functions to the bottom of the function table to maintain backward compatibility (#1931)

* Moved new functions to the bottom of the function table to maintain backward compatibility

* Added ordering fixes to api_trace.cc

[ROCm/rccl commit: d86cf78810]

projects/rccl/src/include/api_trace.h

@@ -168,6 +168,7 @@ typedef ncclResult_t (*ncclCommWindowDeregister_fn_t)(ncclComm_t comm, ncclWindo
 
 typedef struct rcclApiFuncTable
 {
+    // ADD NEW FUNCTIONS AT BOTTOM ONLY
     uint64_t                      size;
     ncclAllGather_fn_t            ncclAllGather_fn;
     ncclAllReduce_fn_t            ncclAllReduce_fn;
@@ -192,7 +193,6 @@ typedef struct rcclApiFuncTable
     ncclCommFinalize_fn_t         ncclCommFinalize_fn;
     ncclCommDestroy_fn_t          ncclCommDestroy_fn;
     ncclCommAbort_fn_t            ncclCommAbort_fn;
-    ncclCommShrink_fn_t           ncclCommShrink_fn;
     ncclCommSplit_fn_t            ncclCommSplit_fn;
     ncclGetErrorString_fn_t       ncclGetErrorString_fn;
     ncclGetLastError_fn_t         ncclGetLastError_fn;
@@ -207,10 +207,11 @@ typedef struct rcclApiFuncTable
     mscclUnloadAlgo_fn_t          mscclUnloadAlgo_fn;
     ncclCommRegister_fn_t         ncclCommRegister_fn;
     ncclCommDeregister_fn_t       ncclCommDeregister_fn;
+    ncclAllReduceWithBias_fn_t    ncclAllReduceWithBias_fn;
+    ncclCommShrink_fn_t           ncclCommShrink_fn;
     ncclCommWindowRegister_fn_t   ncclCommWindowRegister_fn;
     ncclCommWindowDeregister_fn_t ncclCommWindowDeregister_fn;
-    ncclAllReduceWithBias_fn_t    ncclAllReduceWithBias_fn;
-
+    // ADD NEW FUNCTIONS HERE ONLY
 } rcclApiFuncTable;
 
 RCCL_EXTERN_C_FINI