Add unit to report spinbox

pytec/tec_qt.ui

@@ -377,6 +377,9 @@
                     <height>0</height>
                    </size>
                   </property>
+                  <property name="suffix">
+                   <string> s</string>
+                  </property>
                   <property name="decimals">
                    <number>1</number>
                   </property>

pytec/ui_tec_qt.py

@@ -304,6 +304,7 @@ class Ui_MainWindow(object):
         self.ip_set_line.setPlaceholderText(_translate("MainWindow", "IP:port for the Thermostat"))
         self.connect_btn.setText(_translate("MainWindow", "Connect"))
         self.status_lbl.setText(_translate("MainWindow", "Disconnected"))
+        self.report_refresh_spin.setSuffix(_translate("MainWindow", " s"))
         self.report_box.setText(_translate("MainWindow", "Report"))
         self.report_apply_btn.setText(_translate("MainWindow", "Apply"))
         self.fan_lbl.setText(_translate("MainWindow", "Fan:"))