chore: update demo video (#1401)

Co-authored-by: liuhaoming <liuhaoming.lhm@antgroup.com>

Author: ffforest

README.md

@@ -78,7 +78,7 @@ Kusion Server runs as a long-running service, providing the same set of function
 
 Kusion Server manages instances of Projects, Stacks, Workspaces, Runs, etc. centrally via a Developer Portal and a set of RESTful APIs for other systems to integrate with.
 
-https://github.com/user-attachments/assets/94a9588b-1eb9-4c41-a3a3-c4dce12d0330
+https://github.com/user-attachments/assets/d4edac23-cc01-417f-b08d-de137253c9eb
 
 ## Quick Start With Kusion Server with a Developer Portal