controlflow: Use full example for "5 through 9" (GH-5907)


Replace example result of "5 through 9" with complete list: "5, 6, 7, 8, 9".
This format is more consistent with the surrounding examples.
(cherry picked from commit 83d7062d2dc5eacfef578e072bca4747c346fdae)

Co-authored-by: Steven M. Vascellaro <S.Vascellaro@gmail.com>
diff --git a/Doc/tutorial/controlflow.rst b/Doc/tutorial/controlflow.rst
index 36b0939..30ef159 100644
--- a/Doc/tutorial/controlflow.rst
+++ b/Doc/tutorial/controlflow.rst
@@ -105,7 +105,7 @@
 increment (even negative; sometimes this is called the 'step')::
 
     range(5, 10)
-       5 through 9
+       5, 6, 7, 8, 9
 
     range(0, 10, 3)
        0, 3, 6, 9