fix var name bug?

templates/browser-detect.html

@@ -313,7 +313,7 @@
         const pitchInput = document.getElementById('pitch');
         const rateValue = document.getElementById('rateValue');
         const pitchValue = document.getElementById('pitchValue');
-        var wordlist=[]
+        var word_list=[]
         let voices = [];
 
         const languageNames = {