Add settings to remote servers, use XDG paths on remote, and enable node LSPs (#19176)

Supersedes https://github.com/zed-industries/zed/pull/19166

TODO:
- [x] Update basic zed paths
- [x] update create_state_directory
- [x] Use this with `NodeRuntime`
- [x] Add server settings
- [x] Add an 'open server settings command'
- [x] Make sure it all works


Release Notes:

- Updated the actions `zed::OpenLocalSettings` and `zed::OpenLocalTasks`
to `zed::OpenProjectSettings` and `zed::OpenProjectTasks`.

---------

Co-authored-by: Conrad <conrad@zed.dev>
Co-authored-by: Richard <richard@zed.dev>

crates/http_client/src/http_client.rs

@@ -317,6 +317,12 @@ pub fn read_proxy_from_env() -> Option<Uri> {
 
 pub struct BlockedHttpClient;
 
+impl BlockedHttpClient {
+    pub fn new() -> Self {
+        BlockedHttpClient
+    }
+}
+
 impl HttpClient for BlockedHttpClient {
     fn send(
         &self,