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

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https://hg.mozilla.org/integration/gaia-central/rev/f0a0245b0c61
Author: gasolin <gasolin@gmail.com>
Desc: Merge pull request #18399 from gasolin/issue-996264

Bug 996264 - [B2G][Gaia]Selecting 'more info' in the geolocation prompt ..., r=alive

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https://hg.mozilla.org/integration/gaia-central/rev/a7dae1da09ca
Author: gasolin <gasolin@gmail.com>
Desc: Bug 996264 - [B2G][Gaia]Selecting 'more info' in the geolocation prompt does not expand more information
Bumping manifests a=b2g-bump