On Android the layers were adding a dependency on libvulkan. This
isn't necessary. We can move this dependency up the change to
libANGLE.

Bug: angleproject:2935
Change-Id: I63460c05ca99c5afb6e863af9d6142576aa910b9
Reviewed-on: https://chromium-review.googlesource.com/c/1301721Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>