patch 8.2.3597: Vim seems to hang when writing a long text to a terminal

Problem:    Vim seems to hang when writing a very long text to a terminal
            window.
Solution:   Limit the amount of text based on 'termwinscroll'. (issue #9080)

src/version.c

@@ -757,6 +757,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3597,
 /**/
     3596,
 /**/