Remove circular dependency "qt/bitcoingui -> qt/utilitydialog -> qt/bitcoingui"
This concludes backport of Core [[https://github.com/bitcoin/bitcoin/pull/18036 | PR18036]] [2/2]
https://github.com/bitcoin/bitcoin/pull/18036/commits/3aee10b80b9d9a0f5172fc2ee75f03a37d5c3863