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

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https://hg.mozilla.org/integration/gaia-2_1/rev/ee8d5838906e
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Merge pull request #25969 from KevinGrandon/bug_1089528_statusbar_closing

Bug 1089528 - Do not open app until utility tray is pulled down r=Cwiiis

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https://hg.mozilla.org/integration/gaia-2_1/rev/7593fa8bff66
Author: Kevin Grandon <kevingrandon@yahoo.com>
Desc: Bug 1089528 - Do not open app until utility tray is pulled down r=Cwiiis r=Bebe

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https://hg.mozilla.org/integration/gaia-2_1/rev/e6a6badbde74
Author: Florin Strugariu <florin.strugariu@softvision.ro>
Desc: Merge pull request #26002 from JohanLorenzo/bug-1094185-v2.1

Bug 1094185 - [DSDS] Make testvars.json handle 2 SIMs

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https://hg.mozilla.org/integration/gaia-2_1/rev/754981da8ebb
Author: Johan Lorenzo <jlorenzo@mozilla.com>
Desc: Bug 1094185 - [DSDS] Make testvars.json handle 2 SIMs
Bumping manifests a=b2g-bump