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

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https://hg.mozilla.org/integration/gaia-central/rev/5eef71954cf7
Author: Diego Marcos <diego.marcos@gmail.com>
Desc: Merge pull request #21838 from mozilla-b2g/revert-21782-bug1024384

Revert "bug 1024384 - Listen to default storage location change, update ...

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https://hg.mozilla.org/integration/gaia-central/rev/611274179614
Author: Diego Marcos <diego.marcos@gmail.com>
Desc: Revert "bug 1024384 - Listen to default storage location change, update our devi..."
Bumping manifests a=b2g-bump