roll yasm: remove timestamps from re2c-generated files

This should make the build slightly more reproducible, and avoid a few
goma cache misses.

Change-Id: I3824b4a029ef0a56a2946f793592fc79c9deac33
Reviewed-on: https://chromium-review.googlesource.com/1128088
Reviewed-by: David Benjamin <davidben@chromium.org>
Reviewed-by: Dale Curtis <dalecurtis@chromium.org>
Commit-Queue: Mostyn Bramley-Moore <mostynb@vewd.com>
Cr-Original-Commit-Position: refs/heads/master@{#573128}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 2be9a9d0c8390367ca2723bd7c2d8e69de6bbd5e
2 files changed