Add simple support for wrapscan (#13497)

For: #13417 

This is a simple version, I'm not sure if we just need to limit this
feature to vim mode, or maybe in normal editor mode, which involves
other logic like the location of the setting

Release Notes:

- N/A

---------

Co-authored-by: Conrad Irwin <conrad.irwin@gmail.com>

crates/workspace/src/notifications.rs

@@ -7,7 +7,7 @@ use gpui::{
 };
 use language::DiagnosticSeverity;
 
-use std::{any::TypeId, ops::DerefMut};
+use std::{any::TypeId, ops::DerefMut, time::Duration};
 use ui::{prelude::*, Tooltip};
 use util::ResultExt;
 
@@ -174,7 +174,7 @@ impl Workspace {
 
     pub fn show_toast(&mut self, toast: Toast, cx: &mut ViewContext<Self>) {
         self.dismiss_notification(&toast.id, cx);
-        self.show_notification(toast.id, cx, |cx| {
+        self.show_notification(toast.id.clone(), cx, |cx| {
             cx.new_view(|_cx| match toast.on_click.as_ref() {
                 Some((click_msg, on_click)) => {
                     let on_click = on_click.clone();
@@ -184,7 +184,20 @@ impl Workspace {
                 }
                 None => simple_message_notification::MessageNotification::new(toast.msg.clone()),
             })
-        })
+        });
+        if toast.autohide {
+            cx.spawn(|workspace, mut cx| async move {
+                cx.background_executor()
+                    .timer(Duration::from_millis(5000))
+                    .await;
+                workspace
+                    .update(&mut cx, |workspace, cx| {
+                        workspace.dismiss_toast(&toast.id, cx)
+                    })
+                    .ok();
+            })
+            .detach();
+        }
     }
 
     pub fn dismiss_toast(&mut self, id: &NotificationId, cx: &mut ViewContext<Self>) {