We do not need to check typing for this project.

--- traitlets-5.14.3/pyproject.toml.orig
+++ traitlets-5.14.3/pyproject.toml
@@ -33,7 +33,6 @@
 [project.optional-dependencies]
 test = [
     "argcomplete>=3.0.3",
-    "mypy>=1.7.0",
     "pytest-mock",
     "pytest>=7.0,<8.2",
 ]