patch 8.2.3714: some unused assignments and ugly code in xxd

Problem:    Some unused assignments and ugly code in xxd.
Solution:   Leave out assignments.  Use marcro for fprintf(). (closes #9246)
diff --git a/src/version.c b/src/version.c
index 30be8ae..080c687 100644
--- a/src/version.c
+++ b/src/version.c
@@ -754,6 +754,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3714,
+/**/
     3713,
 /**/
     3712,