Add atlan to marketplace

.claude-plugin/marketplace.json

@@ -1040,14 +1040,14 @@
       "homepage": "https://github.com/intercom/claude-plugin-external"
     },
     {
-      "name": "ai-plugins",
+      "name": "atlan",
-      "description": "Set up endorctl and use Endor Labs to scan, prioritize, and fix security risks across your software supply chain",
+      "description": "Atlan data catalog plugin for Claude Code. Search, explore, govern, and manage your data assets through natural language. Powered by the Atlan MCP server with semantic search, lineage traversal, glossary management, data quality rules, and more.",
       "source": {
         "source": "url",
-        "url": "https://github.com/endorlabs/ai-plugins.git",
+        "url": "https://github.com/atlanhq/agent-toolkit.git",
-        "sha": "a0f1d5632b6f9e6c26eaa9806f5d8d454ca5b06f"
+        "sha": "acdf284da6aa98b14f8dad90a9827006d8df425c"
       },
-      "homepage": "https://www.endorlabs.com"
+      "homepage": "https://docs.atlan.com/"
     }
   ]
 }