fix typo in docstring

fixes #2233

Author: nlharris

linkml_runtime/utils/schemaview.py

@@ -400,7 +400,7 @@ def _order_inheritance(self, elements: DefDict) -> DefDict:
     @lru_cache(None)
     def all_classes(self, ordered_by=OrderedBy.PRESERVE, imports=True) -> Dict[ClassDefinitionName, ClassDefinition]:
         """
-        :param ordered_by: an enumerated parameter that returns all the slots in the order specified.
+        :param ordered_by: an enumerated parameter that returns all the classes in the order specified.
         :param imports: include imports closure
         :return: all classes in schema view
         """
@@ -1899,4 +1899,4 @@ def materialize_derived_schema(self) -> SchemaDefinition:
             derived_schema.subsets[subset.name] = subset
         for enum in [deepcopy(e) for e in self.all_enums().values()]:
             derived_schema.enums[enum.name] = enum
-        return derived_schema
+        return derived_schema