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

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https://hg.mozilla.org/integration/gaia-2_0/rev/d6165c701b77
Author: Amir Nissim <amirnissim@gmail.com>
Desc: Bug 1048005 - [EverythingMe] CDN urls for web results icons. r=me

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https://hg.mozilla.org/integration/gaia-2_0/rev/9171a118951e
Author: Amir Nissim <amirnissim@gmail.com>
Desc: Bug 1028664 - Collection icon rounds all app icons, but should only round E.me icons
Bumping manifests a=b2g-bump