Ensure followed cursors are always visible (#8849)

Before this change they would disappear if you blurred the pane.

Release Notes:

- Fixed an issue where the followed users' cursor would disappear if you
blurred the pane.

crates/editor/src/element.rs

@@ -2091,7 +2091,7 @@ impl EditorElement {
                         editor.cursor_shape,
                         &snapshot.display_snapshot,
                         is_newest,
-                        true,
+                        editor.leader_peer_id.is_none(),
                         None,
                     );
                     if is_newest {