patch 8.1.1479: change included for debugging only

Problem:    Change included for debugging only.
Solution:   Restore the REDIR_TEST_TO_NULL line.
diff --git a/src/version.c b/src/version.c
index 6483911..947efb1 100644
--- a/src/version.c
+++ b/src/version.c
@@ -768,6 +768,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1479,
+/**/
     1478,
 /**/
     1477,