lint: Remove confusing, redundant, and brittle lint-spelling

test/lint/README.md

@@ -50,7 +50,6 @@ or `--help`:
 | [`lint-python.py`](/test/lint/lint-python.py) | [pyzmq](https://github.com/zeromq/pyzmq)
 | [`lint-python-dead-code.py`](/test/lint/lint-python-dead-code.py) | [vulture](https://github.com/jendrikseipp/vulture)
 | [`lint-shell.py`](/test/lint/lint-shell.py) | [ShellCheck](https://github.com/koalaman/shellcheck)
-| [`lint-spelling.py`](/test/lint/lint-spelling.py) | [codespell](https://github.com/codespell-project/codespell)
 | `py_lint` | [ruff](https://github.com/astral-sh/ruff)
 | markdown link check | [mlc](https://github.com/becheran/mlc)