Bumping gaia.json for 7 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-2_1/rev/9143c3e581e0
Author: Russ Nicoletti <rnicoletti@mozilla.com>
Desc: Bug 1071787 [SMS] "Go to Camera" button cancels popup when attempting to attach a video with no videos on device

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https://hg.mozilla.org/integration/gaia-2_1/rev/79183b167555
Author: Ryan VanderMeulen <ryanvm@gmail.com>
Desc: Merge pull request #24686 from crdlc/bug-1061422

Bug 1061422 - [Contacts] ICE can be set to a contact without number

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https://hg.mozilla.org/integration/gaia-2_1/rev/87b7c5b4b048
Author: crdlc <crdlc@tid.es>
Desc: Bug 1061422 - [Contacts] ICE can be set to a contact without number

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https://hg.mozilla.org/integration/gaia-2_1/rev/2258e0f63418
Author: Ryan VanderMeulen <ryanvm@gmail.com>
Desc: Merge pull request #24533 from KevinGrandon/bug_1074512_to_two_dot_one

Bug 1074512 - [TaskManager] Allow search app role in filter

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https://hg.mozilla.org/integration/gaia-2_1/rev/f43414d6010b
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 1074512 - [TaskManager] Allow search app role in filter

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https://hg.mozilla.org/integration/gaia-2_1/rev/0915291c8dc3
Author: Ryan VanderMeulen <ryanvm@gmail.com>
Desc: Merge pull request #24747 from gmarty/Bug-1073566-Utility-Tray-Alignment-header-text-v2.1

Bug 1073566 - [Utility Tray] Alignment of header text

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https://hg.mozilla.org/integration/gaia-2_1/rev/7bf56ad684a9
Author: Guillaume Marty <edo999@gmail.com>
Desc: Bug 1073566 - [Utility Tray] Alignment of header text
Bumping manifests a=b2g-bump