patch 8.0.1498: getjumplist() returns duplicate entries

Problem:    Getjumplist() returns duplicate entries. (lacygoill)
Solution:   Call cleanup_jumplist(). (Yegappan Lakshmanan)
diff --git a/src/version.c b/src/version.c
index 87ae3f5..97d2390 100644
--- a/src/version.c
+++ b/src/version.c
@@ -772,6 +772,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1498,
+/**/
     1497,
 /**/
     1496,