[Patch] Remove unnecessary assignment in httpd's server_fcgi.c

[Ross L Richardson]

cppcheck finds an unnecessary assignment.

The patch below deletes it.

Ross

Index: server_fcgi.c
===================================================================
RCS file: /cvs/src/usr.sbin/httpd/server_fcgi.c,v
retrieving revision 1.81
diff -u -p -r1.81 server_fcgi.c
--- server_fcgi.c       9 Feb 2020 09:44:04 -0000       1.81
+++ server_fcgi.c       2 Aug 2020 11:49:44 -0000
@@ -684,7 +684,7 @@ server_fcgi_header(struct client *clt, u
 
        /* Date header is mandatory and should be added as late as possible */
        key.kv_key = "Date";
-       if ((kv = kv_find(&resp->http_headers, &key)) == NULL &&
+       if (kv_find(&resp->http_headers, &key) == NULL &&
            (server_http_time(time(NULL), tmbuf, sizeof(tmbuf)) <= 0 ||
            kv_add(&resp->http_headers, "Date", tmbuf) == NULL))
                return (-1);