Fix -q switch error path failing as language data not yet loaded

src/openttd.cpp

@@ -683,6 +683,7 @@ int openttd_main(int argc, char *argv[])
 			if (res != SL_OK || _load_check_data.HasErrors()) {
 				fprintf(stderr, "Failed to open savegame\n");
 				if (_load_check_data.HasErrors()) {
+					InitializeLanguagePacks();
 					char buf[256];
 					SetDParamStr(0, _load_check_data.error_data);
 					GetString(buf, _load_check_data.error, lastof(buf));