fixed compile error under linux

modules/ts/src/ts_perf.cpp

@@ -534,7 +534,7 @@ void TestBase::Init(int argc, const char* const argv[])
     param_max_outliers  = std::min(100., std::max(0., args.get<double>("perf_max_outliers")));
     param_min_samples   = std::max(1u, args.get<unsigned int>("perf_min_samples"));
     param_max_deviation = std::max(0., args.get<double>("perf_max_deviation"));
-    param_seed          = args.get<unsigned long long>("perf_seed");
+    param_seed          = args.get<unsigned int>("perf_seed");
     param_time_limit    = std::max(0., args.get<double>("perf_time_limit"));
     param_force_samples = args.get<unsigned int>("perf_force_samples");
     param_write_sanity  = args.has("perf_write_sanity");