Bumping gaia.json for 1 gaia-central revision(s)

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https://hg.mozilla.org/integration/gaia-central/rev/c76f17cc655c
Author: Anthony Ricaud <anthony@ricaud.me>
Desc: Revert "Bug 889717 - [Settings] Do not work when you are scrolling and select a menu"

This reverts commit 6990d381055cafaa28995c221bb69cf4023c64b9.