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

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https://hg.mozilla.org/integration/gaia-central/rev/adc7fdc94ef5
Author: Greg Weng <snowmantw@gmail.com>
Desc: Merge pull request #23090 from snowmantw/issue1043892-rev3

Bug 1043892 - [LockScreen] Solve the visual regression caused by Bug 104...

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https://hg.mozilla.org/integration/gaia-central/rev/7fa065675d08
Author: Greg Weng <snowmantw@gmail.com>
Desc: Bug 1043892 - [LockScreen] Solve the visual regression caused by Bug 1043821, with panel switching refactoring

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https://hg.mozilla.org/integration/gaia-central/rev/932b7e8788fc
Author: chirarobert <robert.chira@softvision.ro>
Desc: Merge pull request #23212 from KevinGrandon/bug_1057273_update_search_app_name_temporary_fix

Bug 1057273 - [Flame][v2.1] Cannot set app permission when executing test_everythingme_search.py

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https://hg.mozilla.org/integration/gaia-central/rev/96d66074ac51
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 1057273 - [Flame][v2.1] Cannot set app permission when executing test_everythingme_search.py
Bumping manifests a=b2g-bump