plasmoid:fix dragging launchers internally

BUG:432110

plasmoid/package/contents/ui/main.qml

@@ -937,8 +937,6 @@ Item {
 
             target: icList
 
-            visible: !root.dragSource
-
             property int maxThickness: (appletAbilities.parabolic.isHovered || windowPreviewIsShown || appletAbilities.animations.hasThicknessAnimation) ?
                                            appletAbilities.metrics.mask.thickness.zoomedForItems : appletAbilities.metrics.mask.thickness.normalForItems
 

plasmoid/package/contents/ui/taskslayout/MouseHandler.qml

@@ -118,10 +118,10 @@ Item {
         }
 
         onDragEnter:{          
-            inDroppingOnlyLaunchers = isDroppingOnlyLaunchers(event);
-            inDroppingSeparator = isDroppingSeparator(event);
-            inDroppingFiles = event.mimeData.hasUrls && !inDroppingOnlyLaunchers;
             inMovingTask = isMovingTask(event);
+            inDroppingOnlyLaunchers = !inMovingTask && isDroppingOnlyLaunchers(event);
+            inDroppingSeparator = !inMovingTask && isDroppingSeparator(event);
+            inDroppingFiles = !inDroppingOnlyLaunchers && event.mimeData.hasUrls;
 
             /*console.log(" tasks moving task :: " + inMovingTask);
             console.log(" tasks only launchers :: " + inDroppingOnlyLaunchers);