Updated CHANGELOG

Author: jekuaitk

CHANGELOG.md

@@ -11,6 +11,8 @@ before starting to add changes. Use example [placed in the end of the page](#exa
 
 ## [Unreleased]
 
+- [PR-317](https://github.com/OS2Forms/os2forms/pull/317)
+  Updated code analysis script.
 - [PR-306](https://github.com/OS2Forms/os2forms/pull/306)
   Made digital signature text placement configurable.
 - [#251](https://github.com/OS2Forms/os2forms/issues/251)