Update build-assets.py

Author: switch180

.github/scripts/build-assets.py

@@ -24,8 +24,7 @@
 
 #Move static assets
 Path(dest_root, 'assets').mkdir(parents=True, exist_ok=False)
-data_files = ['design-patterns/cloudformation/lab.yaml',
-    'design-patterns/cloudformation/C9.yaml',
+data_files = ['design-patterns/cloudformation/C9.yaml',
     'design-patterns/cloudformation/UserDataC9.sh',
     'event-driven/event-driven-cfn.yaml',
     'static/files/hands-on-labs/migration-env-setup.yaml',