Corrected issue number

Author: joachimmarder

Source/VirtualTrees.pas

@@ -18480,7 +18480,7 @@ procedure TBaseVirtualTree.ChangeTreeStatesAsync(EnterStates, LeaveStates: TVirt
   if (Self.HandleAllocated) then
     TThread.Synchronize(nil, procedure
       begin
-           // issue #1000           // Prevent invalid combination tsUseCache + tsValidationNeeded (#915)
+           // issue #1001           // Prevent invalid combination tsUseCache + tsValidationNeeded (#915)
         if HandleAllocated and not ((tsUseCache in EnterStates) and (tsValidationNeeded in FStates + LeaveStates)) then
           DoStateChange(EnterStates, LeaveStates)
       end);