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

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https://hg.mozilla.org/integration/gaia-central/rev/0bfd456f50cb
Author: Florin Strugariu <florin.strugariu@softvision.ro>
Desc: Merge pull request #25310 from JohanLorenzo/bug-1082759

Bug 1082759 - go_to_url(self, url) doesn't escape ~ to browse http://peo...

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https://hg.mozilla.org/integration/gaia-central/rev/6a4e1b621919
Author: Johan Lorenzo <jlorenzo@mozilla.com>
Desc: Bug 1082759 - go_to_url(self, url) doesn't escape ~ to browse http://people.mozilla.com/~login/
Bumping manifests a=b2g-bump