root: free non_desktop_outputs list on root_destroy
This fixes a memory leak because the non_desktop_outputs list was not
freed when the root was destroyed.
@@ -50,6 +50,7 @@ struct sway_root *root_create(void) {
void root_destroy(struct sway_root *root) {
wl_list_remove(&root->output_layout_change.link);
list_free(root->scratchpad);
+ list_free(root->non_desktop_outputs);
list_free(root->outputs);
wlr_output_layout_destroy(root->output_layout);
free(root);
