Update the link to the CoC

Updating the link to the CoC.

Author: InessaPawson

content/en/press-kit.md

@@ -6,4 +6,4 @@ sidebar: false
 We would like to make it easy for you to include the NumPy brand identity in your next academic paper, course materials or presentation. 
 
 You will find a high resolution logo of NumPy [here](https://github.com/numpy/numpy/tree/master/branding/icons).
-Note that by using the numpy.org resources, you accept the [NumPy Code of Conduct](https://numpy.org/code-of-conduct).
+Note that by using the numpy.org resources, you accept the [NumPy Code of Conduct](/code-of-conduct).