thermostat: edit_prog: fix checkable DoW

soft/thermostat/src/edit_prog_dlg.cpp

@@ -83,9 +83,9 @@ EditProgDlg::EditProgDlg(struct Program &p, QWidget *parent, Qt::WindowFlags f)
 		m_dow_btn[i]->setProperty("idx", i);
 		set_font(m_dow_btn[i]);
 		m_dow_btn[i]->setSizePolicy(*szPolicy);
-		m_dow_btn[i]->setChecked(true);
+		m_dow_btn[i]->setCheckable(true);
 		if (p.DoW & (1 << i))
-			m_dow_btn[i]->setDown(true);
+			m_dow_btn[i]->setChecked(true);
 		dowLayout->addWidget(m_dow_btn[i], 0, Qt::AlignHCenter);
 	}