Bumping gaia.json for 5 gaia-central revision(s)

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https://hg.mozilla.org/integration/gaia-central/rev/ce040857ebcd
Author: b2gautomation <jonallengriffin@gmail.com>
Desc: Bug 907941 - gaia-ui-tests-pushbot (see bug)

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https://hg.mozilla.org/integration/gaia-central/rev/a4e70b1886f4
Author: Arthur Chen <crh0716@gmail.com>
Desc: Merge pull request #11855 from crh0716/842220

Bug 842220 - Add CDMA data connection icon r=alive

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https://hg.mozilla.org/integration/gaia-central/rev/e3f68a71c670
Author: Arthur Chen <crh0716@gmail.com>
Desc: Bug 842220 - Add CDMA data connection icon

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https://hg.mozilla.org/integration/gaia-central/rev/93a5a19fb4f1
Author: Francisco Jordano <arcturus@ardeenelinfierno.com>
Desc: Merge pull request #11649 from mcirlanaru/bug_907459

Bug 907459 - [Contacts] Fix unit tests for contact form, list, and...

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https://hg.mozilla.org/integration/gaia-central/rev/5b6502cf1c28
Author: Mihai Cirlanaru <mihai@cirlanaru.com>
Desc: Bug 907459 - [Contacts] Fix unit tests for contact form, list, and settings. r=arcturus