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

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https://hg.mozilla.org/integration/gaia-central/rev/06ea7706d721
Author: Anthony Ricaud <anthony@ricaud.me>
Desc: Revert "Merge pull request #12656 from arcturus/bug-914191"

This reverts commit 12d41a0c09531ac8b527b71edaa4daada7b08e9d, reversing
changes made to 79cc970a9aca9c1f0888c70b60687b87a8871c32.

Conflicts:
	apps/communications/contacts/test/unit/mock_wakelock.js