[client] Sightings remove resolution in client

Author: SamuelHassine

pycti/utils/opencti_stix2.py

@@ -1315,37 +1315,9 @@ def import_sighting(
 
         # Create the sighting
 
-        ### Get the FROM
-        if from_id in self.mapping_cache:
-            final_from_id = self.mapping_cache[from_id]["id"]
-        else:
-            stix_object_result = (
-                self.opencti.opencti_stix_object_or_stix_relationship.read(id=from_id)
-            )
-            if stix_object_result is not None:
-                final_from_id = stix_object_result["id"]
-            else:
-                self.opencti.app_logger.error(
-                    "From ref of the sighting not found, doing nothing..."
-                )
-                return None
+        final_from_id = from_id
+        final_to_id = to_id
 
-        ### Get the TO
-        final_to_id = None
-        if to_id:
-            if to_id in self.mapping_cache:
-                final_to_id = self.mapping_cache[to_id]["id"]
-            else:
-                stix_object_result = (
-                    self.opencti.opencti_stix_object_or_stix_relationship.read(id=to_id)
-                )
-                if stix_object_result is not None:
-                    final_to_id = stix_object_result["id"]
-                else:
-                    self.opencti.app_logger.error(
-                        "To ref of the sighting not found, doing nothing..."
-                    )
-                    return None
         if (
             "x_opencti_negative" not in stix_sighting
             and self.opencti.get_attribute_in_extension("negative", stix_sighting)