Fix: example code instruction must tell them to login

README.md

@@ -37,7 +37,7 @@ The NOSIBLE financial sentiment dataset is a collection of **100k** cleaned and
 ## How to use it
 Using the [HuggingFace datasets library](https://huggingface.co/docs/datasets/):
 
-Tip: You can install it with `pip install datasets`.
+You can install it with `pip install datasets`, and must login using e.g. `hf auth login` to access this dataset.
 
 ```python
 from datasets import load_dataset