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

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https://hg.mozilla.org/integration/gaia-central/rev/c2b9d8e6bb9c
Author: Arthur Chen <crh0716@gmail.com>
Desc: Merge pull request #25392 from crh0716/1079356

Bug 1079356 - Convert the apn items before storing them to the database r=gsvelto

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https://hg.mozilla.org/integration/gaia-central/rev/179f8bb03f45
Author: Arthur Chen <crh0716@gmail.com>
Desc: Bug 1079356 - Use "types" instead of "type" when creating APN items
Bumping manifests a=b2g-bump