fix(sme): align SME test vector arrays to 16 bytes

SME test vectors need 16 bytes alignment for the related
instructions to work properly.

Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
Change-Id: Ifd5db7a3536d4b26f9922d1a0bfb09351c4fa6ab
2 files changed