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

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https://hg.mozilla.org/integration/gaia-central/rev/f61a98729da9
Author: John Ford <john@johnford.info>
Desc: bug 851361 -- Revert "Merge pull request #8726 from leob2g/Bug_852361_Device_is_shut_down_when_battery_level_become_two_percents"

This reverts commit a7f1e921c67d5d3d4e0afaa06aca79320784e806, reversing
changes made to bd398458e986740d0a774d44ba0344ff3d6958cb.