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

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https://hg.mozilla.org/integration/gaia-central/rev/7fa542849402
Author: Sam Foster <sam@sam-i-am.com>
Desc: Merge pull request #23822 from sfoster/cards-helper-redux-bug-1064397

Bug 1064397 - Fix handling of absolute icon urls in CardsHelper. r=etienne

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https://hg.mozilla.org/integration/gaia-central/rev/03a1f93bb875
Author: Sam Foster <sfoster@mozilla.com>
Desc: Bug 1064397 - Fix handling of absolute icon urls in CardsHelper. r=etienne
Bumping manifests a=b2g-bump