pre-commit is not needed to run tests.

--- traitlets-5.14.3/pyproject.toml.orig
+++ traitlets-5.14.3/pyproject.toml
@@ -34,7 +34,6 @@
 test = [
     "argcomplete>=3.0.3",
     "mypy>=1.7.0",
-    "pre-commit",
     "pytest-mock",
     "pytest>=7.0,<8.2",
 ]