Add atlan to marketplace

.claude-plugin/marketplace.json

@@ -1040,14 +1040,14 @@
       "homepage": "https://github.com/intercom/claude-plugin-external"
     },
     {
-      "name": "searchfit-seo",
-      "description": "Free AI-powered SEO toolkit — audit websites, plan content strategy, optimize pages, generate schema markup, cluster keywords, and track AI visibility. Works with any website or codebase.",
+      "name": "atlan",
+      "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/searchfit/searchfit-seo.git",
-        "sha": "ced1a99a9fadfc10aa573a05829fc1bd357d4e4c"
+        "url": "https://github.com/atlanhq/agent-toolkit.git",
+        "sha": "acdf284da6aa98b14f8dad90a9827006d8df425c"
       },
-      "homepage": "https://searchfit.ai"
+      "homepage": "https://docs.atlan.com/"
     }
   ]
 }