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

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https://hg.mozilla.org/integration/gaia-2_0/rev/ece80565e23d
Author: Fernando Jiménez Moreno <ferjmoreno@gmail.com>
Desc: Merge pull request #21268 from ferjm/bug1028398.fxapermission

Bug 1028398: FxA will silently provide user's email to privileged apps i...
Conflicts:
	apps/settings/manifest.webapp
Bumping manifests a=b2g-bump