docs: remove outdated UI video

Author: keydunov

docs/pages/product/workspace/workbooks.mdx

@@ -46,20 +46,11 @@ Cube provides quick chart templates that make it faster to create common visuali
 These templates automatically map the right data fields and apply best practices for
 each visualization type.
 
-<video
-  autoPlay
-  muted
-  loop
-  playsInline
-  className="w-full aspect-video rounded-xl"
-  src="https://ucarecdn.com/494e8c96-81c8-4871-856b-f6c41c799e9d/"
-></video> 
-
 Charts in Cube workbooks provide powerful visualization capabilities for your data
 models, enabling you to create interactive and insightful visual representations of your
 analytics.
 
 ### Table chart
 
 Table charts provide a tabular view of your data, perfect for detailed data exploration
-and when you need to see exact values rather than visual trends.
+and when you need to see exact values rather than visual trends.