Update python/ql/lib/CHANGELOG.md

Author: MathiasVP

python/ql/lib/CHANGELOG.md

@@ -6,8 +6,7 @@
 
 ### Minor Analysis Improvements
 
-The modeling of `request.files` in Flask has been fixed, so we now properly handle
-assignments to local variables (such as `files = request.files; files['key'].filename`).
+* The modeling of `request.files` in Flask has been fixed, so we now properly handle assignments to local variables (such as `files = request.files; files['key'].filename`).
 * Added taint propagation for `io.StringIO` and `io.BytesIO`. This addition was originally [submitted as part of an experimental query by @jorgectf](https://github.com/github/codeql/pull/6112).
 
 ## 0.2.0