Bumping gaia.json for 2 gaia-central revision(s)

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https://hg.mozilla.org/integration/gaia-central/rev/eddef346a03d
Author: Jonathan Griffin <jgriffin@mozilla.com>
Desc: Merge pull request #11058 from jonallengriffin/895209

Disable system cards_view_test.js on TBPL due to perma-orange

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https://hg.mozilla.org/integration/gaia-central/rev/c5d33ad2c453
Author: Jonathan Griffin <jgriffin@mozilla.com>
Desc: Disable system cards_view_test.js on TBPL due to perma-orange