Do not check output in doctest

Will still verify that code does not error.

py-polars/tests/run_doc_examples.py

@@ -39,7 +39,7 @@ def modules_in_path(p: Path) -> Generator:
 
 if __name__ == "__main__":
     # set to True to just run the code, and do not check any output. Will still report errors if the code is invalid
-    IGNORE_RESULT_ALL = False
+    IGNORE_RESULT_ALL = True
 
     # Below the implementation if the IGNORE_RESULT directive
     # You can ignore the result of a doctest by adding "doctest: +IGNORE_RESULT" into the code block