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

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https://hg.mozilla.org/integration/gaia-central/rev/eb98f1a5ade8
Author: Zac Campbell <zcampbell@mozilla.com>
Desc: Revert "Bug 935915 - Change test_everything_me_search for a more generic search termda"

This reverts commit d070214e06a03053a842dc28498929bd4ffbb2cf.