patch 8.1.0160: no Danish manual translations

Problem:    No Danish manual translations.
Solution:   Add the Danish manual translations to the file list.
diff --git a/src/version.c b/src/version.c
index e19f35e..cb6d2c8 100644
--- a/src/version.c
+++ b/src/version.c
@@ -790,6 +790,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    160,
+/**/
     159,
 /**/
     158,