SECURITY UPDATE: DoS via unbounded request body in mod_lua
debian/patches/CVE-2022-29404-part1.patch: set
AP_DEFAULT_LIMIT_REQ_BODY to 1GB in server/core.c, enforce
LimitRequestBody in ap_setup_client_block() in
modules/http/http_filters.c, remove redundant proxy check in
modules/proxy/mod_proxy_http.c.