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

========

https://hg.mozilla.org/integration/gaia-central/rev/0c236e7300f6
Author: John Hu <johu@mozilla.com>
Desc: Merge pull request #12356 from huchengtw-moz/camera/Bug_917382_secure_camera_screen_lock

Bug 917382 - [B2G][Camera][Lockscreen]Camera viewscreen turns black afte...r=djf

========

https://hg.mozilla.org/integration/gaia-central/rev/d6e9ec2f4da7
Author: John Hu <johu@mozilla.com>
Desc: Bug 917382 - [B2G][Camera][Lockscreen]Camera viewscreen turns black after viewing a thumbnail in passcode lock

========

https://hg.mozilla.org/integration/gaia-central/rev/47c21ac69b00
Author: Arthur Chen <crh0716@gmail.com>
Desc: Merge pull request #12365 from dwi2/bug916917

Bug 916917 - [B2G][Buri][Settings] Keyboard menu name in Settings app ap... r=crh0716

========

https://hg.mozilla.org/integration/gaia-central/rev/872c4472cd93
Author: dwi2 <dwi019@gmail.com>
Desc: Bug 916917 - [B2G][Buri][Settings] Keyboard menu name in Settings app appears to be displayed in Chinese when the device language is set to English