Bumping gaia.json for 1 gaia-1_3 revision(s) a=gaia-bump

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https://hg.mozilla.org/integration/gaia-1_3/rev/97093a5fb380
Author: Gabriele Svelto <gsvelto@mozilla.com>
Desc: Merge pull request #16131 from gabrielesvelto/bug-917193-tones-glitch-workaround

Bug 917193 - Use samples instead of waveform generators for short audible tones
(cherry picked from commit 3c2e748e4d57551527366eba00428a0f5ccc4012)