Provided by Michael Baeuerle via pkgsrc-wip.
Add pinentry-qt5, remove pinentry-qt4.
Noteworthy changes in version 1.1.1 (2021-01-21)
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* A EFL-based pinentry has been contributed.
* Disable echoing in backspace key is pressed first
(GTK, Qt, TQt, and ncurses pinentries).
* Support line editing in TTY pinentry.
* Remove support for old GTK+2 (< 2.12.0).
* Various minor fixes.
