patch 8.1.1039: MS-Windows build fails

Problem:    MS-Windows build fails.
Solution:   Remove dependency on arabic.h
diff --git a/src/version.c b/src/version.c
index 44d11bf..ddc30c0 100644
--- a/src/version.c
+++ b/src/version.c
@@ -780,6 +780,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1039,
+/**/
     1038,
 /**/
     1037,