Respect user feedback in AbbreviationView::slotDeleteAbbreviation()
The user has to confirm the deletion of an abbreviation. Regardless of the answer, the abbreviation is always deleted.
This regression was introduced in 06f319ed.
Triggered by unused variable warning from Clazy.
Please double-check this commit carefully. I remain unsure whether this is really the right fix.
Edited by Christoph Grüninger