Skip setuptools-scm generated _version.py in isort config, remove

`pre-commit autoupdate` from pre-commit test env commands*

*Avoids issue where intentionally pinned or held-back pre-commit repos
are unintentionally forced to be updated

pyproject.toml

@@ -13,7 +13,7 @@ extend-exclude = '''^(.*\/)*\b(migrations)\b($|\/.*$)'''
 [tool.isort]
 profile = "black"
 py_version = "312"
-skip = [".tox", ".eggs", "migrations"]
+skip = [".tox", ".eggs", "migrations", "_version.py"]
 
 [tool.coverage.run]
 parallel = false
@@ -84,6 +84,5 @@ commands =
     python --version
     pip --version
     pip freeze
-    pre-commit autoupdate
     pre-commit run --all-files
 """