You have no clue as to how chronic some of these medical conditions are with some of these folks and while some may not have been around long, others could have lived many years with their conditions, so classifying as covid-19 sounds correct to me.
People can live with a chronic condition for many years and have quality of life. People live with diabetes, obesity and cancer for many years - along with all kinds of other maladies. So if they get covid-19 virus and it kills them, then they died of covid-19.
You have no clue as to how chronic some of these medical conditions are with some of these folks and while some may not have been around long, others could have lived many years with their conditions, so classifying as covid-19 sounds correct to me.