Fix skip list to pass CI

Author: DimitriPapadopoulos

.github/workflows/codespell.yml

@@ -16,4 +16,4 @@ jobs:
         with:
           check_filenames: true
           # When using this Action in other repos, the --skip option below can be removed
-          skip: "./.git,./codespell_lib/data,./example/code.c,test_basic.py,*.pyc,README.rst,pyproject-codespell.precommit-toml"
+          skip: "./.git,./codespell_lib/data,./example/code.c,test_basic.py,./codespell_lib/tests/data,*.pyc,README.rst,pyproject-codespell.precommit-toml"