This will allow the entire set of Vulkan DEPS to be rolled as one.

Bug: angleproject:5390
Change-Id: I10ca4f966f986baf3aab7250935802a3ed1065f1
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2587671
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Yuly Novikov <ynovikov@chromium.org>