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

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https://hg.mozilla.org/integration/gaia-central/rev/5e60cb6fc0e0
Author: Cristian Rodriguez <crdlc@tid.es>
Desc: Merge pull request #10795 from crdlc/bug-890183

Bug 890183 - [Homescreen] Wrong focus is shown

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https://hg.mozilla.org/integration/gaia-central/rev/70447e934d7e
Author: crdlc <crdlc@tid.es>
Desc: Bug 890183 - [Homescreen] Wrong focus is shown