update readme typo

Jay Jamero · Jay Jamero · commit 3cc435d1ab33 · 2017-10-26T11:32:14.000+11:00
diff --git a/README.md b/README.md
@@ -126,6 +126,6 @@ cd tests
 npm install
 npm run build
 cd ..
-node renderer.js &
+node render.js &
 python runtests.py
 ```
