removed unused js

assets/javascripts/application.js

@@ -1,11 +0,0 @@
-$(function() {
-  $("input#issue_customer_id").on("change", function() {
-    
-    $.ajax({
-      url: "/filter_estimates_by_customer",
-      type: "GET",
-      data: { selected_customer: $("input#issue_customer_id").val() }
-    });
-  });
-    
-});