【fix】【大纲】添加大纲后，页面位置会往上跳一下

PDF Office/PDF Master/Class/PDFWindowController/Side/LeftSide/KMLeftSideViewController+Outline.swift

@@ -334,7 +334,9 @@ extension KMLeftSideViewController {
         Task { @MainActor in
             self.tocOutlineView.reloadData()
             let idx = self.tocOutlineView.row(forItem: ol)
+            self.updatingOutlineSelection = true
             self.tocOutlineView.km_selectItem(ol, byExtendingSelection: false)
+            self.updatingOutlineSelection = false
             self.newAddOutlineEntryEditingMode(idx)
         }