Tweak json path changelog messaging

Author: Cache Hamm

Diff for: CHANGELOG.md

@@ -2,7 +2,7 @@
   * BREAKING CHANGES
     * Rule conditions' `path` property is now interpretted using [json-path](https://goessner.net/articles/JsonPath/)
       * To continue using the old syntax (provided via [selectn](https://github.com/wilmoore/selectn.js)), `npm install selectn` as a direct dependency, and `json-rules-engine` will continue to interpret legacy paths this way.
-      * Any path starting with `$` will be assumed to require the use of `json-path`
+      * Any path starting with `$` will be assumed to use `json-path` syntax
 
 #### 4.1.0 / 2019-09-27
   * Export Typescript definitions (@brianphillips)