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

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https://hg.mozilla.org/integration/gaia-central/rev/19362df535c8
Author: Rudy Lu <me@rudy.lu>
Desc: Merge pull request #13541 from RudyLu/keyboard/Bug935979-Intermittent_jspinyin_error

 Bug 935979 - [keyboard] Intermittent Travis unit test failure: jspinyin...
r=me, a=test-only

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https://hg.mozilla.org/integration/gaia-central/rev/9af4f1ced0d4
Author: Rudy Lu <me@rudy.lu>
Desc:  Bug 935979 - [keyboard] Intermittent Travis unit test failure: jspinyin various issues
 - extend the timeout to 10 secs