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

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https://hg.mozilla.org/integration/gaia-central/rev/8c6337a829ab
Author: Dale  Harvey <dale@arandomurl.com>
Desc: Merge pull request #10905 from huchengtw-moz/video/Bug_889191_using_videojs_for_playing_bluetooth_files

Bug 889191 - [Video] video player shows spinner for the few events when. r=daleharvey

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https://hg.mozilla.org/integration/gaia-central/rev/718d60470bfd
Author: John Hu <johu@mozilla.com>
Desc: Bug 889191 - [Video] video player shows spinner for the few events when playing local file.