config-node: map amber/c11y to amber/node-c11y

config-node.js

@@ -3,5 +3,5 @@
 // Free to edit. You can break tests (cli test runner uses
 // this to build itself - it is a node executable).
 define("amber/Platform", ["amber_core/Platform-Node"], {});
-define("amber/browser-compatibility", {});
+define("amber/compatibility", ["amber/node-compatibility"], {});
 define("jquery", {});