merge shutdown "fix" (#632)

* Untested Fix to GND Bat cell voltage

* hide FC shutdown button

---------

Co-authored-by: pilotnbr1 <pilotnbr1@hotmail.com>

qml/ui/configpopup/status/FooterRebootShutdownWarning.qml

@@ -16,13 +16,17 @@ Item {
 
 
     property bool m_supports_reboot_actions: true
+ //m_supports_shutdown_actions added due to testers reporting FC does not shutdown
+    property bool m_supports_shutdown_actions: true
 
     function get_show_power_actions(){
         if(m_type==0){
             return _ohdSystemGround.is_alive
         }else if(m_type==1){
             return _ohdSystemAir.is_alive
         }
+        //hide FC shutdown button
+        m_supports_shutdown_actions=false
         return _fcMavlinkSystem.is_alive
     }
 
@@ -60,7 +64,7 @@ Item {
             }
         }
         Button{
-            visible: get_show_power_actions() && m_supports_reboot_actions
+            visible: get_show_power_actions() && m_supports_shutdown_actions
             Layout.alignment: Qt.AlignRight
             Layout.rightMargin: 10
             text: qsTr("SHUTDOWN")