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

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https://hg.mozilla.org/integration/gaia-central/rev/735fefc38c39
Author: Marcus Cavanaugh <m@mcav.com>
Desc: Merge pull request #23513 from mcav/error-domains

Bug 1043516 - [email] Error Domains for sockets. r=asuth a=mhenretty

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https://hg.mozilla.org/integration/gaia-central/rev/fce7544925e3
Author: Marcus Cavanaugh <m@mcav.com>
Desc: Bug 1043516 - [email] Error Domains for sockets.
Bumping manifests a=b2g-bump