Embed YouTube video for Moneyball challenge

Added an iframe to embed a YouTube video related to Moneyball.

Author: asiqurrahman

projects/analyze-baseball-stats-with-pandas-and-matplotlib/analyze-baseball-stats-with-pandas-and-matplotlib.mdx

@@ -296,7 +296,7 @@ Now that we've explored some basic data analysis and visualization, let's put ou
 
 Finally, let's take on a challenge of replicating the work Billy Bean and Peter Brand did for the Oakland A's in _Moneyball_. While they almost certainly considered many statistics, they are most famous for finding players with a high **on-base percentage** (OBP) relative to their cost.
 
-<iframe width="100%" height="100%" src="https://www.youtube.com/embed/2ar61DyL4Xo?si=34_O3lw_RJ0_8aMs" 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" allowfullscreen></iframe>
+<iframe width="100%" height="auto" src="https://www.youtube.com/embed/2ar61DyL4Xo?si=34_O3lw_RJ0_8aMs" 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" allowfullscreen></iframe>
 
 Let's try to identify some of those players! Here's how we'll tackle this problem: