Fixed coment.

Author: DanielRosenwasser

tests/cases/compiler/numLit.ts

@@ -6,7 +6,7 @@
 // Preserve whitespace where important for JS compatibility
 var i: number = 1;
 var test1 = i.toString();  
-var test2 = 2.toString(); // emitted as 2 .toString()
+var test2 = 2.toString();
 var test3 = 3 .toString();
 var test4 = 3    .toString();
 var test5 = 3	.toString();