[client] No mapping cache clear

Author: Samuel Hassine

pycti/utils/opencti_stix2.py

@@ -1403,7 +1403,7 @@ def get_author(self, name):
     def import_bundle(self, stix_bundle, update=False, types=None) -> List:
         if types is None:
             types = []
-        self.mapping_cache = {}
+
         # Check if the bundle is correctly formatted
         if 'type' not in stix_bundle or stix_bundle['type'] != 'bundle':
             raise ValueError('JSON data type is not a STIX2 bundle')