patch 8.2.2450: MS-Windows: ADS was not preserved if 'backupcopy' is "yes"

Problem:    MS-Windows: ADS was not preserved if 'backupcopy' is "yes".
Solution:   Copy ADS before truncating the file. (Ken Takata, closes #7762)
diff --git a/src/version.c b/src/version.c
index d34839c..2ae792c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2450,
+/**/
     2449,
 /**/
     2448,