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

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https://hg.mozilla.org/integration/gaia-central/rev/94340fb19f68
Author: James Lal <james@lightsofapollo.com>
Desc: Merge pull request #12283 from lightsofapollo/reallyhide-keyboard-tests

per bug 917523 disable test on tbpl

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https://hg.mozilla.org/integration/gaia-central/rev/d817d867b7ae
Author: James Lal <james@lightsofapollo.com>
Desc: per bug 917523 disable test on tbpl