Fix variant_set_label and variant_set_uid queries.
Fix variant_set_label and variant_set_uid queries.

woodymit/millstone_accidental_source,churchlab/millstone,woodymit/millstone,woodymit/millstone,churchlab/millstone,churchlab/millstone,woodymit/millstone_accidental_source,woodymit/millstone,woodymit/millstone_accidental_source,woodymit/millstone,woodymit/millstone_accidental_source,churchlab/millstone