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

========

https://hg.mozilla.org/integration/gaia-central/rev/1e1e9cd2f319
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Merge pull request #22754 from KevinGrandon/bug_1043275_test_follow_up

Bug 1043275 - Follow-up, fix test to retry scroll before verifying meta tag

========

https://hg.mozilla.org/integration/gaia-central/rev/a257ee361605
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 1043275 - Follow-up, fix test to retry scroll before verifying meta tag R=me

========

https://hg.mozilla.org/integration/gaia-central/rev/71c44b9284fb
Author: Greg Weng <snowmantw@gmail.com>
Desc: Merge pull request #22259 from snowmantw/issue1043892

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

========

https://hg.mozilla.org/integration/gaia-central/rev/46f0664b7f31
Author: Greg Weng <snowmantw@gmail.com>
Desc: Bug 1043892 - [LockScreen] Solve the visual regression caused by Bug 1043821, with panel switching refactoring
Bumping manifests a=b2g-bump