Bumping gaia.json for 8 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/0f98a663b8df
Author: Francisco Jordano <arcturus@ardeenelinfierno.com>
Desc: Merge pull request #23263 from ADLR-es/fix-bug-1056647

Bug 1056647 - [Contacts] Refactor the FB sync schedule and remove it from the app critical path

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https://hg.mozilla.org/integration/gaia-central/rev/0903f3ef6d3f
Author: Adrián de la Rosa <hola@adlr.es>
Desc: Bug 1056647 - [Contacts] Refactor the FB sync schedule and remove it from the app critical path

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https://hg.mozilla.org/integration/gaia-central/rev/57da43c19118
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Merge pull request #23641 from KevinGrandon/bug_1060045_rocketbar_hide_launch_activity

Bug 1060045 - [Rocketbar] Hide search results when we receive an open-app event

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https://hg.mozilla.org/integration/gaia-central/rev/2508510e76cc
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 1060045 - [Rocketbar] Hide search results when we receive an open-app event r=alive

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https://hg.mozilla.org/integration/gaia-central/rev/35471dd71b38
Author: Eitan Isaacson <eitan@monotonous.org>
Desc: Merge pull request #20160 from eeejay/bug-995035

Bug 995035 - Hide invisible parts of SMS app from screen reader. r=azasypkin

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https://hg.mozilla.org/integration/gaia-central/rev/6b2eeef375ab
Author: Eitan Isaacson <eitan@monotonous.org>
Desc: Bug 995035 - [SMS] Make hidden views hidden from screen reader as well.

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https://hg.mozilla.org/integration/gaia-central/rev/49312b54c680
Author: Ryan VanderMeulen <rvandermeulen@mozilla.com>
Desc: Merge pull request #23375 from eliperelman/bug-1058675

Bug 1058675 - Preventing SHB from overlaying system dialogs

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https://hg.mozilla.org/integration/gaia-central/rev/8fe513fe87ae
Author: Eli Perelman <eli@eliperelman.com>
Desc: Bug 1058675 - Preventing SHB from overlaying system dialogs
Bumping manifests a=b2g-bump