patch 9.0.1530: cursor moves to wrong line when 'foldmethod' is "diff"

Problem:    Cursor moves to wrong line when 'foldmethod' is "diff". (Rick
            Howe)
Solution:   Adjust logic for scrolling. (Luuk van Baal, closes #12364,
            closes #12218)

src/version.c

@@ -695,6 +695,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1530,
 /**/
     1529,
 /**/