Merge pull request #5073 from scratchfoundation/renovate/scratch-audio-2.x

fix(deps): update dependency scratch-audio to v2

Author: cwillisf

package-lock.json

@@ -65,7 +65,7 @@
     "immutable": "^3.8.1",
     "jszip": "^3.1.5",
     "minilog": "^3.1.0",
-    "scratch-audio": "^1.0.6",
+    "scratch-audio": "^2.0.0",
     "scratch-parser": "^6.0.0",
     "scratch-render": "^1.0.232",
     "scratch-sb1-converter": "^2.0.0",