doc: fix typos in server.mdx (modelcontextprotocol#188)

Author: whataa

quickstart/server.mdx

@@ -1023,7 +1023,7 @@ You can re-use the existing Anthropic Destop configuration:
 spring.ai.mcp.client.stdio.servers-configuration=file:PATH/TO/claude_desktop_config.json
 ```
 
-When you stasrt your client applicaiton, the auto-configuration will create, automatically MCP clients from the claude_desktop_config.json.
+When you start your client applicaiton, the auto-configuration will create, automatically MCP clients from the claude_desktop_config.json.
 
 For more information, see the [MCP Client Boot Starters](https://docs.spring.io/spring-ai/reference/api/mcp/mcp-server-boot-client-docs.html) reference documentation.