powerpc/b4qds: enable coreint
powerpc/b4qds: enable coreint

Commit 9837b43c5f3514e5d28f65f1513f4dc6759d2810 ("powerpc/85xx: enable
coreint for all the 64bit boards") removed the ifdef that avoided
coreint on 64-bit, but it missed b4_qds.c.

Signed-off-by: Scott Wood <b77916c2feab81a70245e7b5671f4f02730ebf64@freescale.com>
Cc: Kevin Hao <7b5c7263b051e4f30fdb05a718aacc347c3275cd@gmail.com>
Cc: Shaveta Leekha <6b93aae55d442a6fe311472252044f8dd0bdff22@freescale.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs