docs: Fix copy-paste mistake from rattler (#774)

py-rattler/pyproject.toml

@@ -48,9 +48,9 @@ ignore_missing_imports = true
 
 [[tool.mypy.overrides]]
 module = ["rattler.*"]
-# We exclude the polars module from warn_return_any, because the PyO3 api does not have Python
+# We exclude the rattler module from warn_return_any, because the PyO3 api does not have Python
 # type annotations. See https://github.com/PyO3/pyo3/issues/1112 for a discussion on adding
-# this capability. We could add a stub file for polars.polars (the PyO3 api), but that
+# this capability. We could add a stub file for rattler.rattler (the PyO3 api), but that
 # amounts to duplicating almost all type annotations on our api, as the Python api itself is a
 # thin wrapper around the PyO3 api to start with.
 warn_return_any = false