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

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https://hg.mozilla.org/integration/gaia-central/rev/82dbf4bd629a
Author: John Hu <johu@mozilla.com>
Desc: Merge pull request #10965 from huchengtw-moz/video/Bug_891929_remove_youtube_protocol_hack

Bug 891929 - Remove youtube protocol hack per landing of bug 887454, r=daleharvey

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https://hg.mozilla.org/integration/gaia-central/rev/fac6cfa9692b
Author: John Hu <johu@mozilla.com>
Desc: Bug 891929 - Remove youtube protocol hack per landing of bug 887454