Update mcp-overview.mdx

fix typo

Author: markpollack

docs/sdk/java/mcp-overview.mdx

@@ -12,7 +12,7 @@ enables standardized integration between AI models and tools.
   - [Architecture](/sdk/java/mcp-overview#architecture) - The Java MCP SDK architecture overview.
 - [Java Dependencies](/sdk/java/mcp-overview#dependencies) - Java dependencies required to use the MCP SDK.
 - [Java MCP Client](/sdk/java/mcp-client) - Learn how to use the MCP client to interact with MCP servers.
-- [Java MCP Server](/sdk/java/mcp-server) - Learn how to implement and configure a MCP servers.
+- [Java MCP Server](/sdk/java/mcp-server) - Learn how to implement and configure an MCP server.
 
 ## Features