revise pick/place bug

PunkHPX8_RT/Modules/EFEM/EfemPickRoutine.cs

@@ -113,7 +113,7 @@ namespace PunkHPX8_RT.Modules.EFEM
                 }
             }
 
-            if (_hand == Hand.Blade1 && _flip == Flip.Upper)
+            if (_hand == Hand.Blade1 && _flip == Flip.Down)
             {
                 NotifyError(eEvent.ERR_EFEM_ROBOT, $"lower arm cannot flip", -1);
                 return false;

PunkHPX8_RT/Modules/EFEM/EfemPlaceRoutine.cs

@@ -96,7 +96,7 @@ namespace PunkHPX8_RT.Modules.EFEM
                     return false;
                 }
             }
-            if (_hand == Hand.Blade1 && _flip == Flip.Upper)
+            if (_hand == Hand.Blade1 && _flip == Flip.Down)
             {
                 NotifyError(eEvent.ERR_EFEM_ROBOT, $"lower arm cannot flip", -1);
                 return false;