[2.2.15-69.0.4] - mod_proxy: ap_proxy_http_request to clear hop-by-hop first and fixup last [CVE-2022-31813][Orabug: 34317859] [2.2.15-69.0.3] - core: Simpler connection close logic [CVE-2022-22720][Orabug: 33991577]