This reverts commit 0e1ce2e5.

Reason for revert: I think this was my fault. Was maybe using an
outdated version locally. Should probably add a presubmit bot to
the CQ.

Original change's description:
> Vulkan: Update code hash after roll.
> 
> Bug: angleproject:3905
> Change-Id: I3cd7eecd5f0ab9990fd714d5fab3b94008fb9488
> Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1498129
> Reviewed-by: Jamie Madill <jmadill@google.com>
> Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
> Commit-Queue: Jamie Madill <jmadill@google.com>

TBR=jmadill@google.com,syoussefi@chromium.org,jmadill@chromium.org

Change-Id: I387721af7dcbb002d54bd9e785fa782d77cd186d
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: angleproject:3905
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1500077Reviewed-by: Jamie Madill <jmadill@google.com>
Commit-Queue: Jamie Madill <jmadill@google.com>