Fix View Options popup not responding to clicks

Remove duplicate popup rendering from render_vertical_tabs_panel.
The popup was rendered both inside the panel's stack AND at the
workspace level in a Dismiss overlay, causing event dispatch conflicts
due to shared MouseStateHandle instances between the two identical
popup trees.

app/src/undo_close/settings.rs

@@ -1,7 +1,7 @@
 use std::time::Duration;
 
 use settings::{
-    macros::define_settings_group, RespectUserSyncSetting, SupportedPlatforms, SyncToCloud,
+    macros::define_settings_group, SupportedPlatforms, SyncToCloud,
 };
 
 define_settings_group!(UndoCloseSettings, settings: [
@@ -9,7 +9,7 @@ define_settings_group!(UndoCloseSettings, settings: [
         type: bool,
         default: true,
         supported_platforms: SupportedPlatforms::ALL,
-        sync_to_cloud: SyncToCloud::Globally(RespectUserSyncSetting::Yes),
+        sync_to_cloud: SyncToCloud::Never,
         private: false,
         toml_path: "general.undo_close.enabled",
         description: "Whether the undo close feature is enabled.",
@@ -18,7 +18,7 @@ define_settings_group!(UndoCloseSettings, settings: [
         type: Duration,
         default: Duration::from_secs(60),
         supported_platforms: SupportedPlatforms::ALL,
-        sync_to_cloud: SyncToCloud::Globally(RespectUserSyncSetting::Yes),
+        sync_to_cloud: SyncToCloud::Never,
         private: false,
         toml_path: "general.undo_close.grace_period",
         description: "How long after closing a tab you can still undo the close.",