message: Fix missing quote in exception message
diff: @@ -321,14 +321,14 @@ struct SchemaDifferenceExplainer {
  void operator()(schema_change::ChangePrimaryKey op)
  {
  if (op.property && !op.object->primary_key.empty()) {
  - errors.emplace_back("Primary Key for class '%1 has changed from '%2' to '%3'.",
  + errors.emplace_back("Primary Key for class '%1' has changed from '%2' to '%3'.",
  op.object->name, op.object->primary_key, op.property->name);
  }
  else if (op.property) {
  - errors.emplace_back("Primary Key for class '%1 has been added.", op.object->name);
  + errors.emplace_back("Primary Key for class '%1' has been added.", op.object->name);
  }
  else {
  - errors.emplace_back("Primary Key for class '%1 has been removed.", op.object->name);
  + errors.emplace_back("Primary Key for class '%1' has been removed.", op.object->name);
  }
  }
  