fix: setCacheHas JSDoc return type should be boolean (#6071)

lodash.js

@@ -2300,7 +2300,7 @@
      * @name has
      * @memberOf SetCache
      * @param {*} value The value to search for.
-     * @returns {number} Returns `true` if `value` is found, else `false`.
+     * @returns {boolean} Returns `true` if `value` is found, else `false`.
      */
     function setCacheHas(value) {
       return this.__data__.has(value);