patch 8.1.1455: popup_atcursor() not completely implemented

Problem:    Popup_atcursor() not completely implemented.
Solution:   Add the default for the "moved" property.
diff --git a/src/version.c b/src/version.c
index f83f7cc..13961d4 100644
--- a/src/version.c
+++ b/src/version.c
@@ -768,6 +768,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1455,
+/**/
     1454,
 /**/
     1453,