Update dependency iniconfig to v2.1.0

Author: renovate[bot]

requirements.txt

@@ -5,7 +5,7 @@ coverage==7.6.12
 Flask==3.1.0
 Flask-Session==0.8.0
 greenlet==3.1.1
-iniconfig==2.0.0
+iniconfig==2.1.0
 itsdangerous==2.2.0
 Jinja2==3.1.6
 MarkupSafe==3.0.2