Correct release version to 3.9 for RERAISE and WITH_EXCEPT_START bytecodes. (#17318)

bpo-33387

Corrects commit fee5526
diff --git a/Doc/library/dis.rst b/Doc/library/dis.rst
index 2b55486..1f540d9 100644
--- a/Doc/library/dis.rst
+++ b/Doc/library/dis.rst
@@ -710,7 +710,7 @@
 
     Re-raises the exception currently on top of the stack.
 
-    .. versionadded:: 3.8
+    .. versionadded:: 3.9
 
 
 .. opcode:: WITH_EXCEPT_START
@@ -720,7 +720,7 @@
     Used to implement the call ``context_manager.__exit__(*exc_info())`` when an exception
     has occurred in a :keyword:`with` statement.
 
-    .. versionadded:: 3.8
+    .. versionadded:: 3.9
 
 
 .. opcode:: LOAD_ASSERTION_ERROR