Update a Python dependency

Author: mdmintz

requirements.txt

@@ -14,8 +14,7 @@ attrs>=21.4.0
 PyYAML>=6.0;python_version>="3.6"
 traitlets>=4.3.3;python_version<"3.7"
 traitlets>=5.3.0;python_version>="3.7"
-certifi>=2021.10.8;python_version<"3.5"
-certifi>=2022.5.18;python_version>="3.5" and python_version<"3.6"
+certifi>=2021.10.8;python_version<"3.6"
 certifi>=2022.6.15;python_version>="3.6"
 filelock>=3.2.1;python_version<"3.6"
 filelock>=3.4.1;python_version>="3.6" and python_version<"3.7"

setup.py

@@ -141,8 +141,7 @@
         'PyYAML>=6.0;python_version>="3.6"',
         'traitlets>=4.3.3;python_version<"3.7"',
         'traitlets>=5.3.0;python_version>="3.7"',
-        'certifi>=2021.10.8;python_version<"3.5"',
-        'certifi>=2022.5.18;python_version>="3.5" and python_version<"3.6"',
+        'certifi>=2021.10.8;python_version<"3.6"',
         'certifi>=2022.6.15;python_version>="3.6"',
         'filelock>=3.2.1;python_version<"3.6"',
         'filelock>=3.4.1;python_version>="3.6" and python_version<"3.7"',