Log Message:
audacity: Update to 2.4.1

Changes in version 2.4.1:

Critical Bug Fix:
 * Audacity 2.4.0 was released with a critical bug, (Bug 2436),
   which is fixed in 2.4.1.  The bug caused loss of data when using two projects \ 
at the same time.

Improvements

 * Audacity now runs on Mac Catalina.
 * A new Time Toolbar showing current record/playback time has been
   split from the Selection Toolbar.  It can be resized large.
 * Presets for more effects can be imported and exported.
 * A new Multi-View mode for tracks.  In this mode both
   spectrogram and waveform views are shown at the same time.
 * Opus available as a new audio export format on Windows and Linux.
 * Easier to convert labels between point labels and range labels.
 * New Loudness Normalization effect.
 * New RMS measurement analyzer.
 * New Noise Gate effect.
 * New Spectral Delete effect.

See also: https://wiki.audacityteam.org/wiki/New_features_in_Audacity_2.4.1

Bug Fixes

 Over 100 bugs in 2.3.3 fixed, including:

 * 2237 - Equalization effects have no Import or Export for curves
 * 2261 - Graphic EQ sliders have no frequency labels
 * 2265 - Track heights are reset to default on project re-opening
 * 2303 - Playback does not start at the saved cursor position on reopening a \ 
saved project.
 * 2314 - Zoom in fail when playing