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

========

https://hg.mozilla.org/integration/gaia-central/rev/e3ce8d0e4f9c
Author: gasolin <gasolin@gmail.com>
Desc: Merge pull request #11176 from gasolin/issue-897916

Bug 897916 - HD: browser resources need update, r=rex

========

https://hg.mozilla.org/integration/gaia-central/rev/fe7fc3e8c15d
Author: gasolin <gasolin@gmail.com>
Desc: Bug 897916 - HD: browser resources need update