include reduced_mass when generating source-frame mass parameters

bilby/gw/conversion.py

@@ -1091,7 +1091,7 @@ def generate_source_frame_parameters(sample):
     output_sample['comoving_distance'] =\
         redshift_to_comoving_distance(output_sample['redshift'])
 
-    for key in ['mass_1', 'mass_2', 'chirp_mass', 'total_mass']:
+    for key in ['mass_1', 'mass_2', 'chirp_mass', 'total_mass', 'reduced_mass']:
         if key in output_sample:
             output_sample['{}_source'.format(key)] =\
                 output_sample[key] / (1 + output_sample['redshift'])