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

========

https://hg.mozilla.org/integration/gaia-central/rev/5ddf3925373b
Author: Carmen Jiménez <cjc@tid.es>
Desc: Merge pull request #15813 from mcjimenez/bug923444_v3

Bug 923444 - SV: Power on operator animation runtime customization by SIM

========

https://hg.mozilla.org/integration/gaia-central/rev/795de76a4512
Author: Carmen Jimenez Cabezas <cjc@tid.es>
Desc: Bug 923444 - SV: Power on operator animation runtime customization by SIM
Bumping manifests a=b2g-bump