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

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https://hg.mozilla.org/integration/gaia-central/rev/fe818bef0e30
Author: Arthur Chen <crh0716@gmail.com>
Desc: Merge pull request #23843 from crh0716/1061444

Bug 1061444 - Keep the iccids and restore the apn settings when necessary r=eragonj

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https://hg.mozilla.org/integration/gaia-central/rev/2c504a167cfc
Author: Arthur Chen <crh0716@gmail.com>
Desc: Bug 1061444 - Keep the iccids and restore the apn settings when necessary
Bumping manifests a=b2g-bump