bump(aws-agents): de9d0249 → 57ce9edb (#6203)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

.claude-plugin/marketplace.json

@@ -386,7 +386,7 @@
         "url": "https://github.com/aws/agent-toolkit-for-aws.git",
         "path": "plugins/aws-agents",
         "ref": "main",
-        "sha": "de9d0249ce33f56929dbf605a9e75773ab381f11"
+        "sha": "57ce9edb2126292efaf5298801e226e1ef661a4a"
       },
       "homepage": "https://github.com/aws/agent-toolkit-for-aws"
     },