Fix abort of SD printing

Marlin/src/lcd/ultralcd.cpp

@@ -865,6 +865,7 @@ void lcd_quick_feedback(const bool clear_buttons) {
 
     void lcd_sdcard_stop() {
       abort_sd_printing = true;
+      wait_for_heatup = wait_for_user = false;
       lcd_setstatusPGM(PSTR(MSG_PRINT_ABORTED), -1);
       lcd_return_to_status();