Revert "Update flags + define L1/L2 cache sizes for Krait"

This reverts commit 433426ab6534b6f33762c0a0cbb66eb569e1cc35.

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

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