microblaze: Wire-up new system call kcmp

Wire-up kcmp syscall.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/arch/microblaze/kernel/syscall_table.S b/arch/microblaze/kernel/syscall_table.S
index ff6431e..1cbace2 100644
--- a/arch/microblaze/kernel/syscall_table.S
+++ b/arch/microblaze/kernel/syscall_table.S
@@ -379,3 +379,4 @@
 	.long sys_sendmmsg
 	.long sys_process_vm_readv
 	.long sys_process_vm_writev
+	.long sys_kcmp