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

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https://hg.mozilla.org/integration/gaia-central/rev/05a2237d43c5
Author: Ryan VanderMeulen <rvandermeulen@mozilla.com>
Desc: Merge pull request #16744 from flodolo/bug977268_ftu

Bug 977268 - "Show password" checkbox label on Join hidden network is too narrow for most locales

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https://hg.mozilla.org/integration/gaia-central/rev/0557528f1538
Author: Francesco Lodolo (:flod) <flod@lodolo.net>
Desc: Bug 977268 - "Show password" label on Join hidden network is too narrow for most locales
Bumping manifests a=b2g-bump