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

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https://hg.mozilla.org/integration/gaia-central/rev/0c3bd3c3fc2e
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Merge pull request #21244 from KevinGrandon/bug_1030248_context_menu_localize

Bug 1030248 - Localization solution for context menu

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https://hg.mozilla.org/integration/gaia-central/rev/c7fa74eb8324
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 1030248 - Localization solution for context menu r=me
Bumping manifests a=b2g-bump