Bumping gaia.json for 4 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/090a57bdd651
Author: James Burke <jrburke@gmail.com>
Desc: Merge pull request #19515 from jrburke/bug1008904-email-error-code

Bug 1008904 - [email/UI] Stop showing raw, untranslated/unlocalized account setup error codes r=mcav

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https://hg.mozilla.org/integration/gaia-central/rev/e55ae2f55ed2
Author: jrburke <jrburke@gmail.com>
Desc: Bug 1008904 - [email/UI] Stop showing raw, untranslated/unlocalized account setup error codes

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https://hg.mozilla.org/integration/gaia-central/rev/40de5d0b927d
Author: Arthur Chen <crh0716@gmail.com>
Desc: Merge pull request #19464 from petervanderbeken/1013802

Bug 1013802 - Include utils.js in hotspot_test.js so that openDialog is defined r=crh0716

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https://hg.mozilla.org/integration/gaia-central/rev/23fe45b5df88
Author: Peter Van der Beken <peterv@propagandism.org>
Desc: Include utils.js in hotspot_test.js so that openDialog is defined.
Bumping manifests a=b2g-bump