whoops fix natureofcode website link

Author: shiffman

src/content/pages/en/education-resources.mdx

@@ -362,8 +362,7 @@ Thank you to Tuan Huang, Yu Lee, and Janis Sepúlveda for initiating the educati
       Online (and print) textbook on simulation natural systems with p5.js. Covers physics engines, generative algorithms, and machine learning.
     </Fragment>
     <Fragment slot="materials">
-      [Website](https://thecodingtrain.com/)
-      [YouTube](https://www.youtube.com/playlist?list=PLRqwX-V7Uu6Zy51Q-x9tMWIv9cueOFTFA)
+      [Website](https://natureofcode.com/)
     </Fragment>
   </EducationResource>