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

========

https://hg.mozilla.org/integration/gaia-central/rev/d10e0357c63b
Author: John Hu <johu@mozilla.com>
Desc: Merge pull request #14391 from huchengtw-moz/gallery/Bug_945355-2

Bug 945355 - [B2G][Gallery] Viewing picture recieved in email or MMS sho..., r=djf

========

https://hg.mozilla.org/integration/gaia-central/rev/484481236fb7
Author: John Hu <johu@mozilla.com>
Desc: Bug 945355 - [B2G][Gallery] Viewing picture recieved in email or MMS shows invalid error after zooming in on picture in gallery