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

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https://hg.mozilla.org/integration/gaia-central/rev/108aa83333d8
Author: Diego Marcos <diego.marcos@gmail.com>
Desc: Merge pull request #22184 from dmarcos/bug1036259master

Bug 1036259 - [dolphin] unable to take video after removing and insert S...

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https://hg.mozilla.org/integration/gaia-central/rev/3bff4cdf7fff
Author: Diego Marcos <diego.marcos@gmail.com>
Desc: Bug 1036259 - [dolphin] unable to take video after removing and insert SD card again
Bumping manifests a=b2g-bump