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

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https://hg.mozilla.org/integration/gaia-central/rev/43a532cc479d
Author: Rudy Lu <me@rudy.lu>
Desc: Merge pull request #19317 from RudyLu/calendar/Bug1011415

Bug 1011415 - Re-enable the disabled marionette tests.
r=evanxd

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https://hg.mozilla.org/integration/gaia-central/rev/bb0812f901f0
Author: Rudy Lu <me@rudy.lu>
Desc: Bug 1011415 - Re-enable the disabled marionette tests for Calendar app.
 - Should not use switchToApp for keyboard frame.
Bumping manifests a=b2g-bump