Refresh Python dependencies

Author: mdmintz

requirements.txt

@@ -5,7 +5,7 @@ setuptools~=70.2;python_version<"3.10"
 setuptools>=80.9.0;python_version>="3.10"
 wheel>=0.45.1
 attrs>=25.3.0
-certifi>=2025.6.15
+certifi>=2025.7.9
 exceptiongroup>=1.3.0
 websockets~=13.1;python_version<"3.9"
 websockets>=15.0.1;python_version>="3.9"

setup.py

@@ -153,7 +153,7 @@
         'setuptools>=80.9.0;python_version>="3.10"',
         'wheel>=0.45.1',
         'attrs>=25.3.0',
-        "certifi>=2025.6.15",
+        "certifi>=2025.7.9",
         "exceptiongroup>=1.3.0",
         'websockets~=13.1;python_version<"3.9"',
         'websockets>=15.0.1;python_version>="3.9"',