add a change note markdown

Sim4n6 · Sim4n6 · commit 083cd612cd77 · 2023-05-02T15:17:03.000+01:00
diff --git a/python/ql/src/change-notes/2013-05-02-post-unicode-normalization-query.md b/python/ql/src/change-notes/2013-05-02-post-unicode-normalization-query.md
@@ -0,0 +1,4 @@
+---
+category: newQuery
+---
+* Added a new query, `py/post-unicode-normalization`, to detect a post-use of unicode normalization that leads to security problems.

-Original file line number
+Diff line change
@@ @@ -0,0 +1,4 @@ @@
 +---
 +category: newQuery
 +---
 +* Added a new query, `py/post-unicode-normalization`, to detect a post-use of unicode normalization that leads to security problems.