Fix link in README.md

Author: gsabran

README.md

@@ -7,7 +7,7 @@
 Swift implementation of the [Model Context Protocol](https://modelcontextprotocol.io) (MCP), providing both client and server capabilities for integrating with LLM surfaces.
 
 ## Archive notice
-Given that another package was chosen by Anthropic as [their official Swift MCP SDK]([url](https://github.com/modelcontextprotocol/swift-sdk)), this package will not be maintained anymore. Particularly it will not support future changes to the MCP specs.
+Given that another package was chosen by Anthropic as [their official Swift MCP SDK](https://github.com/modelcontextprotocol/swift-sdk), this package will not be maintained anymore. Particularly it will not support future changes to the MCP specs.
 While I would have liked to keep maintaining it, it doesn't seem to make sense to dedicate significant time to doing so given the official recommendation.
 Thanks to all those who contributed to this project, and provided feedback ❤️.