use let instead of var

Author: piducancore

lib/utils.ts

@@ -21,9 +21,9 @@ export function slugify(str: string): string {
   str = str.toLowerCase();
 
   // remove accents, swap ñ for n, etc
-  var from = "àáäâèéëêìíïîòóöôùúüûñç·/_,:;";
-  var to = "aaaaeeeeiiiioooouuuunc------";
-  for (var i = 0, l = from.length; i < l; i++) {
+  let from = "àáäâèéëêìíïîòóöôùúüûñç·/_,:;";
+  let to = "aaaaeeeeiiiioooouuuunc------";
+  for (let i = 0, l = from.length; i < l; i++) {
     str = str.replace(new RegExp(from.charAt(i), "g"), to.charAt(i));
   }