Merge pull request #169 from mciwing/yt

[Minor] Use `rel=0` in YouTube embeds

Author: JakobKlotz

docs/data-science/algorithms/unsupervised/clustering.md

@@ -101,7 +101,7 @@ global minimum. The final solution depends on the initial cluster centers.
 
     <div style="text-align: center;">
         <iframe width="560" height="315" 
-            src="https://www.youtube.com/embed/R2e3Ls9H_fc?si=Lz4jq8Fbxjr1BmeL" 
+            src="https://www.youtube.com/embed/R2e3Ls9H_fc?si=Lz4jq8Fbxjr1BmeL&rel=0" 
             title="YouTube video player" frameborder="0" allow="accelerometer; 
             autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture;
             web-share" referrerpolicy="strict-origin-when-cross-origin" 

docs/data-science/basics/setup.md

@@ -40,7 +40,7 @@ below.
 
 <div style="text-align: center;">
     <iframe width="840" height="473"
-        src="https://www.youtube.com/embed/7h4BcbM2goU?si=YtcC9YFrub-cbH3h"
+        src="https://www.youtube.com/embed/7h4BcbM2goU?si=YtcC9YFrub-cbH3h&rel=0"
         title="YouTube video player" frameborder="0" allow="accelerometer;
         autoplay; clipboard-write; encrypted-media; gyroscope; 
         picture-in-picture; web-share"