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

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https://hg.mozilla.org/integration/gaia-central/rev/2e1901cfdc03
Author: Rick Waldron <waldron.rick@gmail.com>
Desc: Bug 882369 - [SMS][MMS] Regression. contactList => contact-list for search results and group view r=borjasalguero

https://bugzilla.mozilla.org/show_bug.cgi?id=882369
Signed-off-by: Rick Waldron <waldron.rick@gmail.com>