Correct example in runtime_troubles.rst (#12356)

AlexWaygood · web-flow · commit b09683cb33ab · 2022-03-15T18:03:38.000+08:00
`SupportsLessThan` was removed from `_typeshed` in python/typeshed#6583 and replaced with a new `SupportsRichComparison` type, which better reflects the types at runtime. Fixes #12355
diff --git a/docs/source/runtime_troubles.rst b/docs/source/runtime_troubles.rst
@@ -254,7 +254,7 @@ sections, these can be dealt with by using :ref:`typing.TYPE_CHECKING
 
    from typing import TYPE_CHECKING
    if TYPE_CHECKING:
-       from _typeshed import SupportsLessThan
+       from _typeshed import SupportsRichComparison
 
 .. _generic-builtins:
 
