Quick GUI: Skip confirming deletion if undo supported

qml/EntriesPage.qml

@@ -72,6 +72,12 @@ Kirigami.ScrollablePage {
         }
 
         function confirmDeletion(entryName, entryIndex) {
+            // skip if undo is supported
+            if (nativeInterface.undoStack) {
+                entryModel.removeRows(entryIndex, 1, rootIndex)
+                return
+            }
+
             var isNode = entryModel.isNode(entryModel.index(entryIndex, 0,
                                                             rootIndex))
             var entryType = isNode ? qsTr("category ") : qsTr("account ")