Bumping gaia.json for 1 gaia-central revision(s)

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https://hg.mozilla.org/integration/gaia-central/rev/6e0ed9a4781a
Author: Eric O'Connor <eric@bocoup.com>
Desc: Bug 889207 - [leo-pre-iot-br] [SMS] The message received before 12:00(AM) midnight is shown as TODAY in thread_list - r=gnarf

The message received before 12:00(AM) midnight is shown as TODAY
in thread_list

This patch triggers updateTimeHeaders on the next minute boundary,
instead of a 50 second poll.

Closes gh-10952