avcodec/x86/vp9lpf: Always include x86util.asm

Fixes executable stack
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/x86/vp9lpf.asm

@@ -20,10 +20,10 @@
 ;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 ;******************************************************************************
 
-%if ARCH_X86_64
-
 %include "libavutil/x86/x86util.asm"
 
+%if ARCH_X86_64
+
 SECTION_RODATA
 
 cextern pb_3