Add planetscale to marketplace

.claude-plugin/marketplace.json

@@ -686,15 +686,15 @@
       "homepage": "https://github.com/semgrep/mcp-marketplace.git"
     },
     {
-      "name": "mintlify",
-      "description": "Build beautiful documentation sites with Mintlify. Convert non-markdown files into properly formatted MDX pages, add and modify content with correct component use, and automate documentation updates.",
-      "category": "development",
+      "name": "planetscale",
+      "description": "An authenticated hosted MCP server that accesses your PlanetScale organizations, databases, branches, schema, and Insights data. Query against your data, surface slow queries, and get organizational and account information.",
+      "category": "database",
       "source": {
         "source": "url",
-        "url": "https://github.com/mintlify/mintlify-claude-plugin.git",
-        "sha": "ce435be18a700dc849d6a63a80da4816d1e2128c"
+        "url": "https://github.com/planetscale/claude-plugin.git",
+        "sha": "f1066cac5bb956bbbb05918f5b07fe0e873d44ea"
       },
-      "homepage": "https://www.mintlify.com/"
+      "homepage": "https://planetscale.com/"
     }
   ]
 }