Fix default value for silent

ldap.py

@@ -7,7 +7,7 @@ class LdapHandler:
         self.connection = ldap3.Connection(server, auto_bind=True)
         self.default_context = default_context
 
-    def get_ldap_user(self, search_filter: dict, silent: bool = False, context: str = '__USEDEFAULT__', 
+    def get_ldap_user(self, search_filter: dict, silent: bool = True, context: str = '__USEDEFAULT__',
                       attributes: list = ['sn', 'gn', 'objectclass']):
         if context == '__USEDEFAULT__':
             search_context = self.default_context