Update scratch-vm to pull in video fixes

package-lock.json

@@ -11684,9 +11684,9 @@
       "dev": true
     },
     "scratch-vm": {
-      "version": "0.2.0-prerelease.20191001145300",
-      "resolved": "https://registry.npmjs.org/scratch-vm/-/scratch-vm-0.2.0-prerelease.20191001145300.tgz",
-      "integrity": "sha512-VvUaVJUfrNAka9Z1+N6/VE8+sY00v3je6vBiHz1+ss+xFlBlDwfYSPvhxDkDZ7EwEZTj69rd8WHBwvhgofrzsQ==",
+      "version": "0.2.0-prerelease.20191017151616",
+      "resolved": "https://registry.npmjs.org/scratch-vm/-/scratch-vm-0.2.0-prerelease.20191017151616.tgz",
+      "integrity": "sha512-C+IdhSvfSW+NSMzC1C9w58NLo9GZdldAHGFng/YJRGx6mWc5rPiAybVGBcoD3yC8WSij6Uqj4pWIGLAsTYZ1+g==",
       "dev": true,
       "requires": {
         "@vernier/godirect": "1.5.0",

package.json

@@ -114,7 +114,7 @@
     "scratch-render": "0.1.0-prerelease.20191001200908",
     "scratch-storage": "1.3.2",
     "scratch-svg-renderer": "0.2.0-prerelease.20190822202608",
-    "scratch-vm": "0.2.0-prerelease.20191001145300",
+    "scratch-vm": "0.2.0-prerelease.20191017151616",
     "selenium-webdriver": "3.6.0",
     "startaudiocontext": "1.2.1",
     "style-loader": "^0.23.0",