i965/tiled_memcpy: Fix rgba8_copy_16_aligned_dst() typo

Copy and paste error in commit eafeb8db66dae7619ff3cb039706b990d718cba7:

    i965/tiled_memcpy: Unroll bytes==64 case.

Signed-off-by: Kristian Høgsberg Kristensen <kristian.h.kristensen@intel.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
1 file changed