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

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https://hg.mozilla.org/integration/gaia-central/rev/fc2bc12464c7
Author: albertopq <albert.pastor@gmail.com>
Desc: Merge pull request #26613 from albertopq/1106647-sim-race

Bug 1106647 - Showing keyboard on SIM PIN dialog r=alive

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https://hg.mozilla.org/integration/gaia-central/rev/4d3c9d0fdd4e
Author: albertopq <apastor@mozilla.com>
Desc: Bug 1106647 - Showing keyboard on SIM PIN dialog
Bumping manifests a=b2g-bump