Bumping gaia.json for 4 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/3876d58ab370
Author: Ryan VanderMeulen <rvandermeulen@mozilla.com>
Desc: Merge pull request #22618 from weideng/bug1050120

Bug 1050120 - [keyboard] js-kanji IME hangs after loading dictionary file

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https://hg.mozilla.org/integration/gaia-central/rev/a4c8e2b53620
Author: wdeng <wdeng@mozilla.com>
Desc: Bug 1050120 - [keyboard] js-kanji IME hangs after loading dictionary file, r=rudyl

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https://hg.mozilla.org/integration/gaia-central/rev/016097a6232e
Author: Ryan VanderMeulen <rvandermeulen@mozilla.com>
Desc: Merge pull request #22417 from guilherme-pg/bug1047416-disabled-wakelock-leak

Bug 1047416 - Always release a wakelock when Find My Device's server rep...

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https://hg.mozilla.org/integration/gaia-central/rev/2c7bac4849c9
Author: Guilherme Goncalves <guilherme.p.gonc@gmail.com>
Desc: Bug 1047416 - Always release a wakelock when Find My Device's server replies.
Bumping manifests a=b2g-bump