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/093298b1a4d4
Author: Bob Silverberg <bob.silverberg@gmail.com>
Desc: Merge pull request #15725 from AndreiH/bug960579

Bug 960579 - [v1.3] Unxfail test_settings_change_keyboard_language.py fa...

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https://hg.mozilla.org/integration/gaia-1_3/rev/8c70729736d6
Author: Andrei Hutusoru <andreihutusoru@P5069.(none)>
Desc: Bug 960579 - [v1.3] Unxfail test_settings_change_keyboard_language.py fail