Bumping gaia.json for 4 gaia revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-central/rev/3f2e07256ed2
Author: Zac <zcampbell@mozilla.com>
Desc: Merge pull request #25771 from zacc/bug_1090962

Bug 1090962 - Skip steps of gather_debug when marionette session does no...

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https://hg.mozilla.org/integration/gaia-central/rev/571e1f57d730
Author: Zac <zcampbell@mozilla.com>
Desc: Bug 1090962 - Skip steps of gather_debug when marionette session does not exist r=davehunt

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https://hg.mozilla.org/integration/gaia-central/rev/5467137b9029
Author: BavarianTomcat <tomcat@mozilla.com>
Desc: Revert "Bug 834530 - Import fixes for audible tones, dialtones and tactile feedback from the shared dialer r=drs" for failing tests on request by zac

This reverts commit 0b11e185d48df7093fabc99925fc4c47ceba141a.

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https://hg.mozilla.org/integration/gaia-central/rev/80572d5e70a1
Author: BavarianTomcat <tomcat@mozilla.com>
Desc: Revert "Bug 834530 - Make the TonePlayer handle the channel sounds will be played on r=drs" for failing test on request by zac

This reverts commit 8ceeaf53ef3ec0e2ff8bb3e1f1a6a924609e9e3a.
Bumping manifests a=b2g-bump