GitLab

This updates all AEC3 metrics to a longer, uniform expiry date.

Bug: chromium:1140068,chromium:1140069,chromium:1140070,chromium:1140072,chromium:1140073,chromium:1140076,chromium:1140077,chromium:1140078,chromium:1140083,chromium:1140074
Change-Id: Ia89e725870ba76c48ec6ea99989d8d0b48fdc77c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2485103
Commit-Queue: Sam Zackrisson <saza@chromium.org>
Reviewed-by: Weilun Shi <sweilun@chromium.org>
Reviewed-by: Ilya Sherman <isherman@chromium.org>
Cr-Commit-Position: refs/heads/master@{#819737}