fix typo on RegExp.escape page (mdn#43801)

Author: gameroman

files/en-us/web/javascript/reference/global_objects/regexp/escape/index.md

@@ -105,5 +105,5 @@ Now this function will do exactly what we intend to, and will not transform `dev
 ## See also
 
 - [Polyfill of `RegExp.escape` in `core-js`](https://github.com/zloirock/core-js#regexp-escaping)
-- [es-shims polyfill of `Reflect.escape`](https://www.npmjs.com/package/regexp.escape)
+- [es-shims polyfill of `RegExp.escape`](https://www.npmjs.com/package/regexp.escape)
 - {{jsxref("RegExp")}}