Fix memory leak in `EditorSettingsDialog`

Delete `TreeItem`s that are not in `Tree`, `TreeItem` needs to be deleted manually.

1 files changed, 1 insertions, 0 deletions

diff --git a/editor/editor_settings_dialog.cpp b/editor/editor_settings_dialog.cpp
index a72c545b2f..77a0d9f85c 100644
--- a/editor/editor_settings_dialog.cpp
+++ b/editor/editor_settings_dialog.cpp
@@ -487,6 +487,7 @@ void EditorSettingsDialog::_update_shortcuts() {
 		TreeItem *section = E.value;
 		if (section->get_first_child() == nullptr) {
 			root->remove_child(section);
+			memdelete(section);
 		}
 	}
 }