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

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https://hg.mozilla.org/integration/gaia-central/rev/0c5b194a7893
Author: James Burke <jrburke@gmail.com>
Desc: Merge pull request #24407 from jrburke/bug1069412-email-xoauth2-reauth

Bug 1069412 - Email constantly asks me to reauthenticate r=asuth

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https://hg.mozilla.org/integration/gaia-central/rev/53c10e0ea8c6
Author: jrburke <jrburke@gmail.com>
Desc: Bug 1069412 - Email constantly asks me to reauthenticate
Bumping manifests a=b2g-bump