Align hsaKmtMapMemoryToGPUNodes according thunk spec

Change-Id: I507ba5c6029ca5e7088c25930d46f5221679ace4
Signed-off-by: Ben Goz <ben.goz@amd.com>

src/fmm.h

@@ -73,4 +73,6 @@ HSAKMT_STATUS fmm_register_memory(void *address, uint64_t size_in_bytes,
                                   uint32_t *gpu_id_array,
                                   uint32_t gpu_id_array_size);
 HSAKMT_STATUS fmm_deregister_memory(void *address);
+HSAKMT_STATUS fmm_map_to_gpu_nodes(void *address, uint64_t size,
+		uint32_t *nodes_to_map, uint32_t nodes_to_map_size, uint64_t *gpuvm_address);
 #endif /* FMM_H_ */