Bumping gaia.json for 5 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/f1c1af1a7b66
Author: Ryan VanderMeulen <rvandermeulen@mozilla.com>
Desc: Merge pull request #16263 from yzen/969553

Bug 969553 - updated the styling and markup for common tabs.

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https://hg.mozilla.org/integration/gaia-central/rev/e6b968ca4e21
Author: Yura Zenevich <yzenevich@mozilla.com>
Desc: Bug 969553 - updated the styling and markup for common tabs.

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https://hg.mozilla.org/integration/gaia-central/rev/b91974bfd039
Author: Diego Marcos <diego.marcos@gmail.com>
Desc: Merge pull request #17623 from justindarc/camera-new-features+bug988118

Bug 988118 - Gaia unit test failures on TBPL due to the camera merge

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https://hg.mozilla.org/integration/gaia-central/rev/aa304f844924
Author: Justin D'Arcangelo <justindarc@gmail.com>
Desc: Bug 988118 - Gaia unit test failures on TBPL due to the camera merge

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https://hg.mozilla.org/integration/gaia-central/rev/53d27cca4bb0
Author: Justin D'Arcangelo <justindarc@gmail.com>
Desc: Revert "Merge pull request #17619 from KevinGrandon/revert_camera_features"

This reverts commit 9b093b55fd98d8a86251397a196fd9591a35a88e, reversing
changes made to c8c0c65f334a50c99638841a4593dc6394d29c62.
Bumping manifests a=b2g-bump