Bug 894941 - Increase fuzz tolerance for the small-shot.ogg mediaDecoding test to resolve a CLOSED TREE.

content/media/webaudio/test/test_mediaDecoding.html

@@ -157,7 +157,7 @@ var tests = [
     numberOfChannels: 2,
     duration: 0.2760,
     length: 13248,
-    fuzzTolerance: 72,
+    fuzzTolerance: 76,
     fuzzToleranceMobile: 14844
   },
   // A wave file