add missing 'typing-extensions' dependency. (#73)

sfermigier · web-flow · commit 4dc503aa3c66 · 2024-05-16T07:15:10.000-04:00
This fixes the tox tests, and makes autotyping usable via pipx.
diff --git a/pyproject.toml b/pyproject.toml
@@ -27,6 +27,7 @@ classifiers = [
 ]
 dependencies = [
     "libcst",
+    "typing-extensions",
 ]
 
 [project.scripts]
