The estate of an electrician who fell to his death while installing lighting on an apartment balcony has settled its wrongful-death lawsuit for $7.5 million.The agreement came Dec. 12 in plaintiff Angie Liskiewicz’s lawsuit against CRG Residential LLC and its subcontractor Chris R.C. Schwartz, who does business as RC Construction.Liskiewicz filed the suit in May 2015, alleging the defendants were negligent in failing to prevent the death of her husband, Scott Liskiewicz, by not properly securing a loose railing on …