patch 8.1.1700: listener callback called for the wrong buffer

Problem:    Listener callback called for the wrong buffer.
Solution:   Invoke listeners before calling ml_append_int().
diff --git a/src/version.c b/src/version.c
index 8548005..1171df5 100644
--- a/src/version.c
+++ b/src/version.c
@@ -778,6 +778,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1700,
+/**/
     1699,
 /**/
     1698,