Make sure VS Code doesn't explode for *any* ember-try scenario.

Author: chriskrycho

.vscode/settings.json

@@ -8,6 +8,12 @@
     "node_modules": true,
     "dist": true,
     "tmp": true,
-    "integrated-node-tests": true
+    "integrated-node-tests": true,
+    "ember-lts-2.12": true,
+    "ember-lts-2.16": true,
+    "ember-release": true,
+    "ember-beta": true,
+    "ember-canary": true,
+    "ember-default": true
   }
 }