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

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https://hg.mozilla.org/integration/gaia-central/rev/8eda036129f2
Author: Ryan VanderMeulen <ryanvm@gmail.com>
Desc: Merge pull request #23903 from flodolo/bug1065312

Bug 1065312 - [Settings] Use different strings for title/checbox in Battery section ("Power save mode")

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https://hg.mozilla.org/integration/gaia-central/rev/38cd288ca4f6
Author: Francesco Lodolo (:flod) <flod@lodolo.net>
Desc: Bug 1065312 - [Settings] Use different strings for title/checbox in Battery ("Power save mode")

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https://hg.mozilla.org/integration/gaia-central/rev/d689a68c1efc
Author: Ryan VanderMeulen <ryanvm@gmail.com>
Desc: Merge pull request #23880 from TheoChevalier/mobileID-l10n

Bug 1065209 - [MobileID] Mobile ID title is hardcoded

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https://hg.mozilla.org/integration/gaia-central/rev/e702d109cd97
Author: TheoChevalier <theo.chevalier11@gmail.com>
Desc: Bug 1065209 - [MobileID] Mobile ID title is hardcoded
Bumping manifests a=b2g-bump