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

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https://hg.mozilla.org/integration/gaia-central/rev/682201ea4c19
Author: Ryan VanderMeulen <ryanvm@gmail.com>
Desc: Merge pull request #24459 from mancas/bug1069306

Bug 1069306 - Dark screen while searching for networks

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https://hg.mozilla.org/integration/gaia-central/rev/ca41598e963d
Author: Manuel Casas Barrado <manuel.casasbarrado@telefonica.com>
Desc: Bug 1069306 - Dark screen while searching for networks.r=fernando.campo
Bumping manifests a=b2g-bump