A couple who defaulted on payments to their Brighton Park condominium cannot challenge its court-ordered foreclosure because the property has already changed hands, a state appeals panel ruled last week.The 1st District Appellate Court on April 17 also upheld the $180,697.22 personal deficiency judgment that was entered against Joseph and Kelly LaRosa by Cook County Associate Judge Allen P. Walker in the same order.“Indeed, [the language of the state’s Mortgage Foreclosure Law] is very clear — all claims …