(fix) Waveform scratching: fix seeking to hotcue while scratching is enabled#14059

Draft

ronso0 wants to merge 2 commits intomixxxdj:2.5from ronso0:waveform-scratching-seek-fix

+326-278

Commits on Dec 30, 2024

RateControl/PositionScratchController: use std::unique_ptr, PollingControlProxy etc.

ronso0
and
Swiftb0y
committed

Commits on Dec 31, 2024

PositionScratchCon: fix explicit seeking while scratching, eg. jump to hotcue
ronso0
committed