bump(aws-serverless): f985fddc → 58373593 (#2621)

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

.claude-plugin/marketplace.json

@@ -365,7 +365,7 @@
         "url": "https://github.com/awslabs/agent-plugins.git",
         "path": "plugins/aws-serverless",
         "ref": "main",
-        "sha": "f985fddc69953f103d9c16fa9e97096d2bc29b02"
+        "sha": "58373593c6ed2e4684181f81369c0b7a4c916423"
       },
       "homepage": "https://github.com/awslabs/agent-plugins"
     },