Wait to locate system-installed Node until the shell environment is loaded (#30416)

Release Notes:

- Fixed a race condition that sometimes prevented a system-installed
`node` binary from being detected.
- Fixed a bug where the `node.path` setting was not respected when
invoking npm.

crates/remote_server/src/unix.rs

@@ -468,7 +468,7 @@ pub fn execute_run(
                 )
             };
 
-            let node_runtime = NodeRuntime::new(http_client.clone(), node_settings_rx);
+            let node_runtime = NodeRuntime::new(http_client.clone(), None, node_settings_rx);
 
             let mut languages = LanguageRegistry::new(cx.background_executor().clone());
             languages.set_language_server_download_dir(paths::languages_dir().clone());
@@ -796,7 +796,7 @@ fn initialize_settings(
         let settings = &ProjectSettings::get_global(cx).node;
         log::info!("Got new node settings: {:?}", settings);
         let options = NodeBinaryOptions {
-            allow_path_lookup: !settings.ignore_system_version.unwrap_or_default(),
+            allow_path_lookup: !settings.ignore_system_version,
             // TODO: Implement this setting
             allow_binary_download: true,
             use_paths: settings.path.as_ref().map(|node_path| {