fix: allow dead_code in LSP types and MCP params modules

Rust 1.93 on CI catches more dead_code than local toolchain. These
structs are constructed via serde Deserialize which the compiler
doesn't see as construction.

Author: scottmeyer

src/lsp/types.rs

@@ -1,4 +1,5 @@
 // LSP 3.17 type definitions — hand-rolled subset
+#![allow(dead_code)]
 
 use serde::{Deserialize, Serialize};
 

src/mcp/params.rs

@@ -1,4 +1,5 @@
 // MCP tool parameter types
+#![allow(dead_code)]
 
 use schemars::JsonSchema;
 use serde::Deserialize;