fix(deps): update dependency scratch-audio to v2.0.155

Author: renovate[bot]

package-lock.json

@@ -106,7 +106,7 @@
     "react-virtualized": "9.22.6",
     "react-visibility-sensor": "5.1.1",
     "redux-throttle": "0.1.1",
-    "scratch-audio": "2.0.153",
+    "scratch-audio": "2.0.155",
     "scratch-blocks": "1.1.210",
     "scratch-l10n": "5.0.257",
     "scratch-paint": "3.0.273",

packages/scratch-gui/package.json

@@ -64,7 +64,7 @@
     "immutable": "3.8.2",
     "jszip": "3.10.1",
     "minilog": "3.1.0",
-    "scratch-audio": "2.0.153",
+    "scratch-audio": "2.0.155",
     "scratch-parser": "6.0.0",
     "scratch-sb1-converter": "2.0.149",
     "scratch-storage": "4.0.150",