define constants before function calls in search script [skip ci]

Author: mojavelinux

src/js/vendor/docsearch.bundle.js

@@ -1,12 +1,12 @@
 ;(function () {
   'use strict'
 
-  activateSearch(require('docsearch.js/dist/cdn/docsearch.js'), document.getElementById('search-script').dataset)
-
   var CTRL_KEY_CODE = 17
   var S_KEY_CODE = 83
   var SOLIDUS_KEY_CODE = 191
 
+  activateSearch(require('docsearch.js/dist/cdn/docsearch.js'), document.getElementById('search-script').dataset)
+
   function activateSearch (docsearch, config) {
     appendStylesheet(config.stylesheet)
     var algoliaOptions = {