multimedia/qmmp-qt6: update to 2.3.2 release (+)

Changes since 2.3.1:

• fixed preset path in the projectm plugin (2.3.2 only);
• fixed determination of FLAC files with ID3v2 tags;
• fixed DSD support in the ffmpeg plugin;
• fixed some issues with CUE support;
• fixed possible crash;
• fixed build warnings;
• fixed hotkey plugin;
• improved pipewire plugin:
• fixed delay calculation;
• increased buffer size;
• updated German translation (2.3.2 only).