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

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https://hg.mozilla.org/integration/gaia-central/rev/2413144e5c8a
Author: Francisco Jordano <arcturus@ardeenelinfierno.com>
Desc: Merge pull request #19398 from eeejay/bug-995034

Bug 995034 - [Contacts] Hide non-current views via visibility: hidden.

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https://hg.mozilla.org/integration/gaia-central/rev/3a69ef0c1953
Author: Eitan Isaacson <eitan@monotonous.org>
Desc: Bug 995034 - [Contacts] Hide non-current views via visibility: hidden.

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https://hg.mozilla.org/integration/gaia-central/rev/771fc0c69e07
Author: Francisco Jordano <arcturus@ardeenelinfierno.com>
Desc: Merge pull request #19838 from eeejay/bug-1018443

Bug 1018443 - Listen for focus on search entry to start search mode.

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https://hg.mozilla.org/integration/gaia-central/rev/171d663eb7f5
Author: Eitan Isaacson <eitan@monotonous.org>
Desc: Bug 1018443 - Listen for focus on search entry to start search mode.
Bumping manifests a=b2g-bump