Fix OpenSSL::Test::Utils::config to actualy load the config data

Reviewed-by: NRich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/4319)

util/perl/OpenSSL/Test/Utils.pm

@@ -155,6 +155,7 @@ sub available_protocols {
 }
 
 sub config {
+    load_configdata() unless $configdata_loaded;
     return $config{$_[0]};
 }