Change server path to be platform-agnostic

Author: arafatamim

src/rescript.rs

@@ -1,7 +1,7 @@
 use std::{env, fs};
 use zed_extension_api::{self as zed, Result};
 
-const SERVER_PATH: &str = "node_modules/.bin/rescript-language-server";
+const SERVER_PATH: &str = "node_modules/@rescript/language-server/out/cli.js";
 const PACKAGE_NAME: &str = "@rescript/language-server";
 
 struct ReScriptExtension {