Automate settings registration (#42238)

Release Notes:

- N/A

---------

Co-authored-by: Nia <nia@zed.dev>

crates/worktree/src/worktree_tests.rs

@@ -1,7 +1,4 @@
-use crate::{
-    Entry, EntryKind, Event, PathChange, Worktree, WorktreeModelHandle,
-    worktree_settings::WorktreeSettings,
-};
+use crate::{Entry, EntryKind, Event, PathChange, Worktree, WorktreeModelHandle};
 use anyhow::Result;
 use fs::{FakeFs, Fs, RealFs, RemoveOptions};
 use git::GITIGNORE;
@@ -12,7 +9,7 @@ use pretty_assertions::assert_eq;
 use rand::prelude::*;
 
 use serde_json::json;
-use settings::{Settings, SettingsStore};
+use settings::SettingsStore;
 use std::{
     env,
     fmt::Write,
@@ -2269,6 +2266,5 @@ fn init_test(cx: &mut gpui::TestAppContext) {
     cx.update(|cx| {
         let settings_store = SettingsStore::test(cx);
         cx.set_global(settings_store);
-        WorktreeSettings::register(cx);
     });
 }