Fix hook param name in nonpython example

Follow up to #9363

Author: The-Compiler

doc/en/example/nonpython/conftest.py

@@ -2,7 +2,7 @@
 import pytest
 
 
-def pytest_collect_file(parent, fspath):
+def pytest_collect_file(parent, collection_path):
     if fspath.suffix == ".yaml" and fspath.name.startswith("test"):
         return YamlFile.from_parent(parent, path=fspath)