Remove reference to former tutorial from Readme

Author: acsany

python-asterisk-and-slash-special-parameters/README.md

@@ -5,5 +5,3 @@ This folder contains supplementary code for the Real Python tutorial on [What Ar
 ## Setup
 
 No special setup is required for this tutorial. The code snippets were produced using Python 3.11
-
-You can find more information and context on the code blocks in [Using the NumPy Random Number Generator](https://realpython.com/numpy-random-number-generator/).