patch 8.2.2118: dead code in the job support

Problem:    Dead code in the job support. (Dominique Pellé)
Solution:   Define USE_ARGV before checking for it.
diff --git a/src/version.c b/src/version.c
index 21d051e..7554fb3 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2118,
+/**/
     2117,
 /**/
     2116,