fix(bloodhound): fail out right away if Bloodhound is enabled and authentication fails to the API

nxc/helpers/bloodhound.py

@@ -52,14 +52,14 @@ def add_user_bh(user, domain, logger, config):
                         _add_with_domain(user_info, domain, tx, logger)
         except AuthError:
             logger.fail(f"Provided Neo4J credentials ({config.get('BloodHound', 'bh_user')}:{config.get('BloodHound', 'bh_pass')}) are not valid.")
-            return
+            exit()
         except ServiceUnavailable:
             logger.fail(f"Neo4J does not seem to be available on {uri}.")
-            return
+            exit()
         except Exception as e:
             logger.fail(f"Unexpected error with Neo4J: {e}")
-            return
-        driver.close()
+        finally:
+            driver.close()
 
 
 def _add_with_domain(user_info, domain, tx, logger):