tinywl: check initialized instead of initial_commit

oops

tinywl/tinywl.c

@@ -759,7 +759,7 @@ static void xdg_toplevel_request_maximize(
 	 * anything and let the client finish the initial surface setup. */
 	struct tinywl_toplevel *toplevel =
 		wl_container_of(listener, toplevel, request_maximize);
-	if (toplevel->xdg_toplevel->base->initial_commit) {
+	if (toplevel->xdg_toplevel->base->initialized) {
 		wlr_xdg_surface_schedule_configure(toplevel->xdg_toplevel->base);
 	}
 }
@@ -769,7 +769,7 @@ static void xdg_toplevel_request_fullscreen(
 	/* Just as with request_maximize, we must send a configure here. */
 	struct tinywl_toplevel *toplevel =
 		wl_container_of(listener, toplevel, request_fullscreen);
-	if (toplevel->xdg_toplevel->base->initial_commit) {
+	if (toplevel->xdg_toplevel->base->initialized) {
 		wlr_xdg_surface_schedule_configure(toplevel->xdg_toplevel->base);
 	}
 }