Bumping gaia.json for 2 gaia-1_3 revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-1_3/rev/522061e57583
Author: AndreiH <andrei.hutusoru@gmail.com>
Desc: Merge pull request #15462 from viorelaioia/b_960546

Bug 960546 - [v1.3] Xfail test_set_passcode_by_settings

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https://hg.mozilla.org/integration/gaia-1_3/rev/9cefae9a195e
Author: Viorela Ioia <viorelaioia@gmail.com>
Desc: Bug 960546 - [v1.3] Xfail test_set_passcode_by_settings