docs: Update Discord link (#5335)

Signed-off-by: Dakshata <dakshatamishralakshya@gmail.com>
Co-authored-by: Dakshata <dakshatamishralakshya@gmail.com>
Co-authored-by: Tania Chakraborty <tchakraborty@block.xyz>

documentation/docs/mcp/cloudflare-mcp.md

@@ -278,7 +278,7 @@ If you encounter issues:
 
 1. Check the [Cloudflare MCP Server repository](https://github.com/cloudflare/mcp-server-cloudflare) for documentation
 2. Review [Cloudflare API documentation](https://developers.cloudflare.com/api/)
-3. Join our [Discord community](https://discord.gg/block-opensource) for support
+3. Join our [Discord community](https://discord.gg/goose-oss) for support
 4. Check [Cloudflare Community](https://community.cloudflare.com/) for platform-specific help
 
 ## Next Steps