feat: doc updated

Author: ymarcon

datashield/api.py

@@ -203,7 +203,7 @@ def variables(self, table: str = None, tables: dict = None) -> dict:
 
         :param table: The default name of the table to list variables for
         :param tables: The name of the table to list variables for, per server name. If not defined, 'table' is used.
-        :return: The available variable names from the data repository, for a given table, per remote server name
+        :return: The available variables from the data repository, for a given table, per remote server name
         """
         rval = {}
         for conn in self.conns:

datashield/interface.py

@@ -228,7 +228,7 @@ def list_table_variables(self, table: str) -> list:
         List available variables for a given table from the data repository.
 
         :param table: The name of the table to list variables for
-        :return: The list of available variable names for the given table
+        :return: The list of available variables for the given table
         """
         raise NotImplementedError("DSConnection function not available")