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

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https://hg.mozilla.org/integration/gaia-central/rev/d13cf5aace9f
Author: Etienne Segonzac <etienne@segonzac.info>
Desc: Merge pull request #19115 from etiennesegonzac/bug-999356

Bug 999356 - Making sure we don't get kill when initially displaying a USSD message r=gsvelto

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https://hg.mozilla.org/integration/gaia-central/rev/036548f7e699
Author: Etienne Segonzac <etienne@segonzac.info>
Desc: Bug 999356 - Making sure we don't get kill when initially displaying a USSD message.
Bumping manifests a=b2g-bump