The documentation states to use `HTTPS_PROXY` as well as `HTTP_PROXY` but this line is not picking up the first env var. https://github.com/launchdarkly/ruby-server-sdk/blob/aa219b5ec60d979b74ab6c8a710324b2d038bea0/lib/ldclient-rb/impl/diagnostic_events.rb#L82