Bumping gaia.json for 2 gaia-1_2 revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-1_2/rev/c43cdfa0fe71
Author: Florin Strugariu <bebef_1987@yahoo.com>
Desc: Merge pull request #14106 from AndreiH/bug_937584_v1.2

Bug 937584 - Modify test_sms_to_dialer.py to use SendSMS atom

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https://hg.mozilla.org/integration/gaia-1_2/rev/725ae1eff0a5
Author: Andrei Hutusoru <andreihutusoru@P5069.(none)>
Desc: Bug 937584 - Modify test_sms_to_dialer.py to use SendSMS atom

Conflicts:
	tests/python/gaia-ui-tests/gaiatest/apps/messages/app.py