Apply template string transform.

_equalByTag.js

@@ -76,7 +76,7 @@ function equalByTag(object, other, tag, bitmask, customizer, equalFunc, stack) {
       // Coerce regexes to strings and treat strings, primitives and objects,
       // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring
       // for more details.
-      return object == (other + '');
+      return object == `${ other }`;
 
     case mapTag:
       var convert = mapToArray;