Bumping gaia.json for 4 gaia revision(s) a=gaia-bump

========

https://hg.mozilla.org/integration/gaia-central/rev/226c39e34bea
Author: gitmai <mri@tid.es>
Desc: Merge pull request #19814 from gitmai/bug-876632-contacts-service-numbers-import

Bug 876632 - Service numbers (SDN) not imported from the SIM
r=jmcf

========

https://hg.mozilla.org/integration/gaia-central/rev/a18e2792a21a
Author: mai <mri@tid.es>
Desc: Bug 876632 - Service numbers (SDN) not imported from the SIM

========

https://hg.mozilla.org/integration/gaia-central/rev/aedcdb7598f8
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Merge pull request #19950 from KevinGrandon/bug_1019749_collections_pinned_apps

Bug 1019749 - [Collections] Render pinned apps at top of collection

========

https://hg.mozilla.org/integration/gaia-central/rev/7422819ede1f
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 1019749 - [Collections] Render pinned apps at top of collection r=amirn
Bumping manifests a=b2g-bump