Bumping gaia.json for 2 gaia-central revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/d95569b2fb41
Author: evelynhung <jj.evelyn@gmail.com>
Desc: Merge pull request #14121 from svic/handover-bt-pairing

Bug 903305 - BT Pairing via Handover, r=evelyn

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https://hg.mozilla.org/integration/gaia-central/rev/230ef44195bd
Author: Arno Puder <arno@puder.org>
Desc: Bug 903305 - [Gaia] Support NFC pairing (BT)