[MIPS] N32 rt_sigqueueinfo uses O32 padding, not N64

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/kernel/scall64-n32.S

@@ -247,7 +247,7 @@ EXPORT(sysn32_call_table)
 	PTR	sys_capset
 	PTR	sys32_rt_sigpending		/* 6125 */
 	PTR	compat_sys_rt_sigtimedwait
-	PTR	sys_rt_sigqueueinfo
+	PTR	sys32_rt_sigqueueinfo
 	PTR	sysn32_rt_sigsuspend
 	PTR	sys32_sigaltstack
 	PTR	compat_sys_utime		/* 6130 */