Remove unused variable

Author: Honny1

oval_graph/parts/script.js

@@ -148,7 +148,6 @@ jQuery.each(data, function (rule, data) {
 function search() {
     var input = document.getElementById("Search");
     var filter = input.value.toLowerCase();
-    var nodes = document.getElementsByClassName('target');
     Array.from(document.getElementsByClassName('target')).forEach(function (node) {
         if (node.children.item(0).innerText.toLowerCase().includes(filter)) {
             node.style.display = "block";