Also updates a Vulkan back-end file to not return error.

Change log: https://chromium.googlesource.com/chromium/src/+log/b0410bba02..fb6cbaf6e5
Full diff: https://chromium.googlesource.com/chromium/src/+/b0410bba02..fb6cbaf6e5

Changed dependencies
* build: https://chromium.googlesource.com/chromium/src/build.git/+log/45ab3c89af..1ee11394cf
* buildtools: https://chromium.googlesource.com/chromium/src/buildtools.git/+log/204a35a2a6..9e121212d4
* testing: https://chromium.googlesource.com/chromium/src/testing/+log/3993ef1f52..f126fc6578
* third_party/Python-Markdown: https://chromium.googlesource.com/chromium/src/third_party/Python-Markdown/+log/36657c103c..9c8566e047
* third_party/googletest: https://chromium.googlesource.com/chromium/src/third_party/googletest/+log/217407c478..defbf92951
* third_party/jsoncpp: https://chromium.googlesource.com/chromium/src/third_party/jsoncpp/+log/{chromium_..ec647b85b6
* third_party/nasm: https://chromium.googlesource.com/chromium/deps/nasm.git/+log/4fa54ca5f7..19f3fad68d
* third_party/zlib: https://chromium.googlesource.com/chromium/src/third_party/zlib/+log/ae385786ed..89bddfee9c
* tools/clang: https://chromium.googlesource.com/chromium/src/tools/clang.git/+log/04b99e7bf9..6412135b39
* tools/md_browser: https://chromium.googlesource.com/chromium/src/tools/md_browser/+log/aae45d8d82..be8cf5a17d
DEPS diff: https://chromium.googlesource.com/chromium/src/+/b0410bba02..fb6cbaf6e5/DEPS

Clang version changed 4e0d9925d6a3561449bdd8def27fd3f3f1b3fb9f:04b9a46c842f793a2baedcad64de35fcbd3e93b7
Details: https://chromium.googlesource.com/chromium/src/+/b0410bba02..fb6cbaf6e5/tools/clang/scripts/update.py

Bug: angleproject:4867
Change-Id: I184945ad4d1fc39f4ad9b37cbf411b2c2b74a3ab
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2309223
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>