chore(package): update scratch-blocks to version 0.1.0-prerelease.1585138708

Closes #5535

package.json

@@ -108,7 +108,7 @@
     "redux-throttle": "0.1.1",
     "rimraf": "^2.6.1",
     "scratch-audio": "0.1.0-prerelease.20190925183642",
-    "scratch-blocks": "0.1.0-prerelease.1584453125",
+    "scratch-blocks": "0.1.0-prerelease.1585138708",
     "scratch-l10n": "3.7.20200317213230",
     "scratch-paint": "0.2.0-prerelease.20200213174123",
     "scratch-render": "0.1.0-prerelease.20200228152431",