tests/libtest/lib506.c version 1.11 is now also logging CURLSHOPT_LOCKFUNC,...

tests/libtest/lib506.c version 1.11 is now also logging CURLSHOPT_LOCKFUNC, CURLSHOPT_UNLOCKFUNC and CURLSHOPT_USERDATA, so we now also have to check them here.

tests/data/test506

@@ -59,6 +59,9 @@ http://%HOSTIP:%HTTPPORT/506
 <stdout mode="text">
 GLOBAL_INIT
 SHARE_INIT
+CURLSHOPT_LOCKFUNC
+CURLSHOPT_UNLOCKFUNC
+CURLSHOPT_USERDATA
 CURL_LOCK_DATA_COOKIE
 CURL_LOCK_DATA_DNS
 *** run 1