[py][fix] Correct way to implement the optim

Forgot to save the last change -_-

bob/db/morph/database.py

@@ -98,15 +98,12 @@ class Database:
         logger.debug(f"Reading '{eyecoords_file}'.")
         self.eyes_dataframe = pandas.read_csv(eyecoords_file, index_col="photo")
 
-        self._allow_scoring_with_all_biometric_references = \
-            self.protoco.allow_scoring_with_all_references
-
         logger.info(f"morph Database ready for queries.")
 
     @property
     def allow_scoring_with_all_biometric_references(self):
         # This allows some optimization during the scoring stage
-        return self._allow_scoring_with_all_biometric_references
+        return self.protocol.allow_scoring_with_all_references
 
     def background_model_samples(self):
         """Returns :py:class:`Sample`'s to train a background model (group