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

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https://hg.mozilla.org/integration/gaia-central/rev/580c5bb9fe37
Author: John Hu <johu@mozilla.com>
Desc: Merge pull request #10828 from huchengtw-moz/system/Bug_890776_call_screen_orientation_changes

Bug 890776 - [System] Call screen orientation changes on incoming call d...r=@alivedise

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https://hg.mozilla.org/integration/gaia-central/rev/1cb104492842
Author: John Hu <johu@mozilla.com>
Desc: Bug 890776 - [System] Call screen orientation changes on incoming call during Youtube.com video playback