Bump urllib3 dependency to 2.6.3 and compatible

Author: matyasselmeci

requirements-rootless.txt

@@ -27,7 +27,7 @@ PyYAML~=6.0
 requests~=2.32.4
 six~=1.16.0
 smmap~=5.0.0
-urllib3~=2.6.0
+urllib3~=2.6.3
 Werkzeug~=3.1.4
 WTForms~=3.0.1
 xmltodict~=0.13.0