Bumping gaia.json for 1 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/35ce41888e1b
Author: Michael Henretty <michael.henretty@gmail.com>
Desc: Revert "Merge pull request #23429 from albertopq/1042713-notif-icons"

This reverts commit a5d3a1349b89b160e9db123c9121e0f5d57bfbe5, reversing
changes made to c1625ae6a088ee362b88a2e857147f956f3baea8.
Bumping manifests a=b2g-bump