chore: update dependencies

node_modules/underscore/amd/extend.js

@@ -0,0 +1,8 @@
+define(['./_createAssigner', './allKeys'], function (_createAssigner, allKeys) {
+
+	// Extend a given object with all the properties in passed-in object(s).
+	var extend = _createAssigner(allKeys);
+
+	return extend;
+
+});