- Changes encoding movups to one where destination is the first operand.

Bug: v8:6843
Change-Id: Ie2f957403aa75b5490446b43e37c064e8055693f
Reviewed-on: https://chromium-review.googlesource.com/676134Reviewed-by: Jaroslav Sevcik <jarin@chromium.org>
Commit-Queue: Bill Budge <bbudge@chromium.org>
Cr-Commit-Position: refs/heads/master@{#48114}