[client] Fix replace

Samuel Hassine · Samuel Hassine · commit 063afda0efde · 2020-05-01T23:59:52.000+02:00
diff --git a/pycti/utils/opencti_stix2.py b/pycti/utils/opencti_stix2.py
@@ -1229,7 +1229,7 @@ def prepare_export(
                         entity_marking_definition["definition_type"]
                         .lower(): entity_marking_definition["definition"]
                         .lower()
-                        .replace("tlp:")
+                        .replace("tlp:", "")
                     },
                     "created": entity_marking_definition["created"],
                     CustomProperties.MODIFIED: entity_marking_definition["modified"],
