Use new keyword for constructor invocation

Author: Planeshifter

lib/node_modules/@stdlib/proxy/ctor/docs/repl.txt

@@ -106,7 +106,7 @@
     --------
     > function get( obj, prop ) { return obj[ prop ] * 2.0 };
     > var h = { 'get': get };
-    > var p = {{alias}}( {}, h );
+    > var p = new {{alias}}( {}, h );
     > p.proxy.a = 3.14;
     > p.proxy.a
     6.28