AI - 划词翻译tips对象赋值调整

PDF Office/PDF Master/Class/Home/WindowController/KMAITranslationWindowController.swift

@@ -417,7 +417,7 @@ class KMAITranslationWindowController: NSWindowController {
             return
         }
         let pop: NSPopover = NSPopover.init()
-        self.popover = pop
+        self.popoverTips = pop
         let controller = KMSignatureHelpViewController.init()
         pop.contentViewController = controller
         controller.tipString = NSLocalizedString("Limit document size to 10M, document page number to 30, 10w characters per month.", comment: "")