Include extra 3D-EM-restraint-related fields

python-ihm 1.7 now supports some fields that were
previously missing from the EM restraint table,
so add them to our known-good output too.

test/test_mmcif.py

@@ -1801,11 +1801,13 @@ class DummyProtocolStep:
 _ihm_3dem_restraint.fitting_method
 _ihm_3dem_restraint.fitting_method_citation_id
 _ihm_3dem_restraint.struct_assembly_id
+_ihm_3dem_restraint.map_segment_flag
 _ihm_3dem_restraint.number_of_gaussians
 _ihm_3dem_restraint.model_id
 _ihm_3dem_restraint.cross_correlation_coefficient
-1 4 'Gaussian mixture models' . 2 2 5 0.100
-2 4 'Gaussian mixture models' . 2 2 9 0.200
+_ihm_3dem_restraint.details
+1 4 'Gaussian mixture models' . 2 . 2 5 0.100 .
+2 4 'Gaussian mixture models' . 2 . 2 9 0.200 .
 #
 """)