add ifram of vimeo in inst week02

docs/Instruction/week02.md

@@ -90,6 +90,8 @@ and post a description with your design files on your class page
 
 !!! Attention
     [How to animate cube in Houdini](https://vimeo.com/221178360)
+    <iframe src="https://player.vimeo.com/video/221178360?h=800de34045&color=ff0202" width="640" height="360" frameborder="0" allow="autoplay; fullscreen; picture-in-picture" allowfullscreen></iframe>
+    <p><a href="https://vimeo.com/221178360">How to animate cube in Houdini</a> from <a href="https://vimeo.com/user775709">XAPKOHHEH</a> on <a href="https://vimeo.com">Vimeo</a>.</p>
 
 ### compress images and videos