fix: link (#23283)

Author: ArthurFlag

content/manuals/ai/mcp-gateway/_index.md

@@ -123,7 +123,7 @@ docker mcp --help
 Now your MCP gateway is running and you can leverage all the servers set up
 behind it from Visual Studio Code.
 
-[View the complete docs on GitHub.](https://github.com/docker/mcp-gateway?tab=readme-ov-file#usage" text)
+[View the complete docs on GitHub.](https://github.com/docker/mcp-gateway?tab=readme-ov-file#usage)
 
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