docs: fix by proofreading

Co-authored-by: MGatner <mgatner@icloud.com>

Author: kenjis

content/blog/2023-01-10.4.3-released.md

@@ -11,7 +11,7 @@ Please read the [ChangeLog](https://www.codeigniter.com/user_guide/changelogs/v4
 
 **You must update the spark executable and a few Config files.**
 
-I hope most existing apps will not break unless you use your own classes that extend framework classes.
+Most existing apps will not need more intervention, unless you use your own classes that extend framework classes.
 
 And some of the default Config values in the Config files have changed, but existing apps will most likely not break unless you change the Config values by yourself.