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

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https://hg.mozilla.org/integration/gaia-central/rev/3ecdd18bc82c
Author: Arnau <arnau@arnaumarch.com>
Desc: Merge pull request #19445 from nucliweb/1003080-Stroke-circles

Bug 1003080 - [VR][Messaging] Grey Stroke that circles the contact's photo looks pixelated r=me

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https://hg.mozilla.org/integration/gaia-central/rev/523dd21d6fd2
Author: Joan Leon <joan.leon@gmail.com>
Desc: Bug 1003080 - [VR][Messaging] Grey Stroke that circles the contact's photo looks pixelated
Bumping manifests a=b2g-bump