Android: Update Android Studio canary version

Alpha 8 is now available on gLinux.

TBR=agrieve@chromium.org

Bug: 620034
Change-Id: I62e51c1f49e8acb7096b193e26bf86c155e5579d
Reviewed-on: https://chromium-review.googlesource.com/c/1380731
Reviewed-by: Peter Wen <wnwen@chromium.org>
Commit-Queue: Peter Wen <wnwen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#617186}
1 file changed