Settings refactor (#38367)

Co-Authored-By: Ben K <ben@zed.dev>
Co-Authored-By: Anthony <anthony@zed.dev>
Co-Authored-By: Mikayla <mikayla@zed.dev>

Release Notes:

- settings: Major internal changes to settings. The primary user-facing
effect is that some settings which did not make sense in project
settings files are no-longer read from there. (For example the inline
blame settings)

---------

Co-authored-by: Ben Kunkle <ben@zed.dev>
Co-authored-by: Mikayla Maki <mikayla.c.maki@gmail.com>
Co-authored-by: Anthony <anthony@zed.dev>

crates/search/src/buffer_search.rs

@@ -1480,7 +1480,7 @@ mod tests {
     use gpui::{Hsla, TestAppContext, UpdateGlobal, VisualTestContext};
     use language::{Buffer, Point};
     use project::Project;
-    use settings::SettingsStore;
+    use settings::{SearchSettingsContent, SettingsStore};
     use smol::stream::StreamExt as _;
     use unindent::Unindent as _;
 
@@ -2866,8 +2866,14 @@ mod tests {
     fn update_search_settings(search_settings: SearchSettings, cx: &mut TestAppContext) {
         cx.update(|cx| {
             SettingsStore::update_global(cx, |store, cx| {
-                store.update_user_settings::<EditorSettings>(cx, |settings| {
-                    settings.search = Some(search_settings);
+                store.update_user_settings(cx, |settings| {
+                    settings.editor.search = Some(SearchSettingsContent {
+                        button: Some(search_settings.button),
+                        whole_word: Some(search_settings.whole_word),
+                        case_sensitive: Some(search_settings.case_sensitive),
+                        include_ignored: Some(search_settings.include_ignored),
+                        regex: Some(search_settings.regex),
+                    });
                 });
             });
         });