Ignore all testdata (and not just one package name)

pyproject.toml

@@ -73,11 +73,10 @@ lint.mccabe.max-complexity = 15
 
 [tool.codespell]
 # Ref: https://github.com/codespell-project/codespell#using-a-config-file
-skip = '.git,*.pdf,*.svg,.nox'
+skip = '.git,*.pdf,*.svg,.nox,testdata'
 check-hidden = true
 # case sensitive etc
 ignore-regex = '\b(UE|path/doesnt/exist)\b'
-ignore-words-list = 'astroid'
 
 [tool.pytest.ini_options]
 markers = ["all_packages: test install with maximum number of packages"]