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

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https://hg.mozilla.org/integration/gaia-central/rev/46d2ca645062
Author: Sherman Chen <shamenchens@users.noreply.github.com>
Desc: Merge pull request #22814 from shamenchens/Bug1025750-WifiAuthPassword

Bug 1025750 - Wifi auth password checkbox css fix, r=arthur

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https://hg.mozilla.org/integration/gaia-central/rev/10e9adafb573
Author: Sherman Chen <shamen.chens@gmail.com>
Desc: Bug 1025750 - Wifi auth password checkbox css fix
Bumping manifests a=b2g-bump