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

========

https://hg.mozilla.org/integration/gaia-central/rev/84907c4f2898
Author: Carmen Jiménez <cjc@tid.es>
Desc: Merge pull request #16095 from mcjimenez/bug969642

Bug 969642 - SV: Network indicator in settings customize by SIM

========

https://hg.mozilla.org/integration/gaia-central/rev/e53702d5b315
Author: Carmen Jimenez Cabezas <cjc@tid.es>
Desc: Bug 969642 - SV: Network indicator in settings customize by SIM
Bumping manifests a=b2g-bump