fix capital

Author: Dan Tolbert

lib/index.js

@@ -28,7 +28,7 @@ module.exports = {
   ImportTnChecker: require("./importTnChecker"),
   ImportTnOrder: require("./importTnOrder"),
   RemoveImportedTnOrder: require("./removeImportedTnOrder"),
-  CsrOrder: require("./CsrOrder")
+  CsrOrder: require("./csrOrder")
 };
 
 for (const property in module.exports) {