files_treeview: Fix context menu view switching (#3495)

Author: ferdnyc

src/windows/views/files_treeview.py

@@ -69,7 +69,7 @@ def contextMenuEvent(self, event):
         menu = QMenu(self)
 
         menu.addAction(self.win.actionImportFiles)
-        menu.addAction(self.win.actionDetailsView)
+        menu.addAction(self.win.actionThumbnailView)
 
         if index.isValid():
             # Look up the model item and our unique ID