bpo-31709: Update importlib magic (#3906)

diff --git a/Doc/library/dis.rst b/Doc/library/dis.rst
index 7b7c84d..4d01103 100644
--- a/Doc/library/dis.rst
+++ b/Doc/library/dis.rst
@@ -558,8 +558,11 @@
 
 .. opcode:: GET_AITER
 
-   Implements ``TOS = get_awaitable(TOS.__aiter__())``.  See ``GET_AWAITABLE``
-   for details about ``get_awaitable``
+   Implements ``TOS = TOS.__aiter__()``.
+
+   .. versionchanged:: 3.7
+      Returning awaitable objects from ``__aiter__`` is no longer
+      supported.
 
 
 .. opcode:: GET_ANEXT