patch 8.2.3657: Vim9: debug text misses one line of return statement

Problem:    Vim9: debug text misses one line of return statement.
Solution:   Add a line when not at a debug instruction. (closes #9137)

src/version.c

@@ -757,6 +757,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3657,
 /**/
     3656,
 /**/