project_panel: Create items when the editor is dismissed via the mouse (#21045)

Closes #5036 

Release Notes:

- Created project panel items when the editor is dismissed via the mouse

crates/project_panel/src/project_panel.rs

@@ -281,6 +281,7 @@ impl ProjectPanel {
             let focus_handle = cx.focus_handle();
             cx.on_focus(&focus_handle, Self::focus_in).detach();
             cx.on_focus_out(&focus_handle, |this, _, cx| {
+                this.focus_out(cx);
                 this.hide_scrollbar(cx);
             })
             .detach();
@@ -595,6 +596,12 @@ impl ProjectPanel {
         }
     }
 
+    fn focus_out(&mut self, cx: &mut ViewContext<Self>) {
+        if !self.focus_handle.is_focused(cx) {
+            self.confirm(&Confirm, cx);
+        }
+    }
+
     fn deploy_context_menu(
         &mut self,
         position: Point<Pixels>,