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

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https://hg.mozilla.org/integration/gaia-central/rev/3335e206fa87
Author: Francisco Jordano <arcturus@ardeenelinfierno.com>
Desc: Merge pull request #17493 from arcturus/bug-983777

Bug 983777 - [B2G][Contacts] Tapping the Favorite button on an imported facebook contact will break the Edit Contact button

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https://hg.mozilla.org/integration/gaia-central/rev/608599241418
Author: Francisco Jordano <arcturus@ardeenelinfierno.com>
Desc: Bug 983777 - [B2G][Contacts] Tapping the Favorite button on an imported facebook contact will break the Edit Contact button
Bumping manifests a=b2g-bump