Bumping gaia.json for 2 gaia-1_2 revision(s) a=gaia-bump
Truncated some number of revisions since the previous bump.

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https://hg.mozilla.org/integration/gaia-1_2/rev/a745401ef70a
Author: Bob Silverberg <bob.silverberg@gmail.com>
Desc: Merge pull request #14030 from bobsilverberg/displayed_app

bug 935052 - fall back to top-most frame after closing call in dialer tests, a=test-only

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https://hg.mozilla.org/integration/gaia-1_2/rev/98eb15bafc50
Author: Zac Campbell <zcampbell@mozilla.com>
Desc: bug 935052 - fall back to top-most frame after closing call in dialer tests