[AVR32] Wire up sys_utimensat

Tested with a slightly hacked version of the test case included with
the original utimensat patch. All OK.

Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>

arch/avr32/kernel/syscall_table.S

diff --git a/arch/avr32/kernel/syscall_table.S b/arch/avr32/kernel/syscall_table.S
index 7c27958..07f6a6f 100644
--- a/arch/avr32/kernel/syscall_table.S
+++ b/arch/avr32/kernel/syscall_table.S
@@ -291,4 +291,5 @@
 	.long	sys_shmget		/* 275 */
 	.long	sys_shmdt
 	.long	sys_shmctl
+	.long	sys_utimensat
 	.long	sys_ni_syscall		/* r8 is saturated at nr_syscalls */