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

========

https://hg.mozilla.org/integration/gaia-central/rev/ac0a83a0b52a
Author: Evyatar Amitay <evyatron@gmail.com>
Desc: Merge pull request #14173 from EverythingMe/944061-evme-results-fonts

[Bug 944061] Update font style [r=amirn]

========

https://hg.mozilla.org/integration/gaia-central/rev/4dacb7814a71
Author: Evyatar Amitay <evyatron@gmail.com>
Desc: [Bug 944061] Update font style [r=amirn]