Bump typing-extensions

This is necessary because we now use Buffer

Fixes #1973

pyproject.toml

@@ -26,7 +26,7 @@ classifiers = [
 requires-python = ">=3.9"
 dependencies = [
     "urllib3>=2.2.2",
-    'typing_extensions >=4.0 ; python_version < "3.12"',
+    'typing_extensions >=4.6.0 ; python_version < "3.12"',
 ]
 dynamic = ["version"]
 license-files = ["COPYING"]