Refresh Python dependencies

Author: mdmintz

requirements.txt

@@ -94,7 +94,6 @@ pyotp==2.7.0;python_version<"3.7"
 pyotp==2.8.0;python_version>="3.7"
 cffi==1.15.1
 typing-extensions==4.1.1;python_version<"3.7"
-typing-extensions==4.5.0;python_version>="3.7" and python_version<"3.9"
 commonmark==0.9.1;python_version<"3.7"
 markdown-it-py==2.2.0;python_version>="3.7"
 mdurl==0.1.2;python_version>="3.7"

setup.py

@@ -218,7 +218,6 @@
         'pyotp==2.8.0;python_version>="3.7"',
         "cffi==1.15.1",
         'typing-extensions==4.1.1;python_version<"3.7"',
-        'typing-extensions==4.5.0;python_version>="3.7" and python_version<"3.9"',  # noqa: E501
         'commonmark==0.9.1;python_version<"3.7"',  # For old "rich"
         'markdown-it-py==2.2.0;python_version>="3.7"',  # For new "rich"
         'mdurl==0.1.2;python_version>="3.7"',  # For new "rich"