arm/clone.S: Add missing IT instruction for Thumb2.

The conditional load needs to be made part of an IT block on Thumb2
cores.

Signed-off-by: Will Newton <will.newton@linaro.org>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

libc/sysdeps/linux/arm/clone.S

@@ -110,6 +110,7 @@ __clone:
 	ldr	r4, [sp, #12]
 	DO_CALL (clone)
 	movs	a1, a1
+	IT(t, ne)
 	ldmnefd	sp!, {r4}
 	blt	__error
 	IT(t, ne)