amdkfd: Fixing topology bug in building sysfs nodes

Original code sent always 0 as the index number of the node. This patch fixes
this bug by sending a variable which is incremented per node.
Signed-off-by: Ben Goz <ben.goz@amd.com>
Reviewed-by: Oded Gabbay <oded.gabbay@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>

drivers/gpu/drm/amd/amdkfd/kfd_topology.c

@@ -921,7 +921,7 @@ static int kfd_build_sysfs_node_tree(void)
 	uint32_t i = 0;
 
 	list_for_each_entry(dev, &topology_device_list, list) {
-		ret = kfd_build_sysfs_node_entry(dev, 0);
+		ret = kfd_build_sysfs_node_entry(dev, i);
 		if (ret < 0)
 			return ret;
 		i++;