Apply Cortex-A15 optimizations for Krait

Previous patch just takes care of Denver, we'd like our Krait to get the same treatment :)

Signed-off-by: arter97 <qkrwngud825@gmail.com>
(cherry picked from commit be43bf6edb9f737240509b85dc7922a71b2b4daa)

Conflicts:
	core/combo/arch/arm/armv7-a-neon.mk