Canceling software update transaction removes the button but keeps transaction going

While an update has been initialized we offer a Cancel button to stop the update. However, hitting Cancel on Fedora 44 removes the button and instead continues with the transaction. (undefined in the video is reported in #23729)

https://github.com/user-attachments/assets/7669285f-0b70-4cc6-b0f2-c7026e4eae9c

At the end of the transaction the connection is reset and we're met with it being updated