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

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https://hg.mozilla.org/integration/gaia-central/rev/eb65c4355e0a
Author: pacorampas <b.frv@tid.es>
Desc: Merge pull request #26445 from pacorampas/1099397

Bug 1099397 - Add an empty banner to contain the favorite contacts list r=drs

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https://hg.mozilla.org/integration/gaia-central/rev/2d99c1d06771
Author: Paco Rampas <pacorampas@gmail.com>
Desc: Bug 1099397 - Add an empty banner to contain the favorite contacts list
Bumping manifests a=b2g-bump