Post-patch cleanup

Fixed Documentation section including extra text from License section

Author: tekktrik

README.rst

@@ -171,8 +171,6 @@ Documentation
 
 API documentation for this library can be found on `Read the Docs <https://docs.circuitpython.org/projects/wiznet5k/en/latest/>`_.
 
-This library was written by `Arduino LLC <https://github.com/arduino-libraries/Ethernet/blob/master/AUTHORS>`_. We've converted it to work
-
 For information on building library documentation, please check out `this guide <https://learn.adafruit.com/creating-and-sharing-a-circuitpython-library/sharing-our-docs-on-readthedocs#sphinx-5-1>`_.
 
 Contributing