[#8535] Upgrade Markdown 3.5 -> 3.5.2
diff --git a/requirements.txt b/requirements.txt
index 2315e55..a31ca82 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -91,7 +91,7 @@
     # via -r requirements.in
 joserfc==0.9.0
     # via beaker-session-jwt
-markdown==3.5
+markdown==3.5.2
     # via
     #   -r requirements.in
     #   markdown-checklist