Fixes for http-client-core

Author: apolukhin

src/main.cpp

@@ -19,6 +19,7 @@ int main(int argc, char* argv[]) {
   auto component_list = userver::components::MinimalServerComponentList()
                             .Append<userver::server::handlers::Ping>()
                             .Append<userver::components::TestsuiteSupport>()
+                            .Append<userver::components::HttpClientCore>()
                             .Append<userver::components::HttpClient>()
                             .Append<userver::server::handlers::TestsControl>();