Bumping gaia.json for 2 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/824e35b3f775
Author: Michael Henretty <michael.henretty@gmail.com>
Desc: Merge pull request #24637 from mikehenrty/bug-1074608-shb-permission

Bug 1074608 - Fix permission prompts with SHB button

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https://hg.mozilla.org/integration/gaia-central/rev/23044da558e4
Author: Michael Henretty <michael.henretty@gmail.com>
Desc: Bug 1074608 - Fix permission prompts with SHB button
Bumping manifests a=b2g-bump