chore: update pin for awslabs-nova-canvas

Author: mcp-registry-bot

servers/awslabs-nova-canvas/server.yaml

@@ -11,5 +11,5 @@ about:
   icon: https://avatars.githubusercontent.com/u/3299148?v=4
 source:
   project: https://github.com/awslabs/mcp
-  commit: 76ec6993aec4c6281e5250cbeba8db6a5863f2ff
+  commit: 2227c1eb6fd7afc62ba4ce5defd497e828e439aa
   directory: src/nova-canvas-mcp-server