Log Message:
nginx-devel: updated to 1.17.4

Changes with nginx 1.17.4
*) Change: better detection of incorrect client behavior in HTTP/2.
*) Change: in handling of not fully read client request body when
   returning errors in HTTP/2.
*) Bugfix: the "worker_shutdown_timeout" directive might not work when
   using HTTP/2.
*) Bugfix: a segmentation fault might occur in a worker process when
   using HTTP/2 and the "proxy_request_buffering" directive.
*) Bugfix: the ECONNABORTED error log level was "crit" instead of
   "error" on Windows when using SSL.
*) Bugfix: nginx ignored extra data when using chunked transfer
   encoding.
*) Bugfix: nginx always returned the 500 error if the "return" directive
   was used and an error occurred during reading client request body.
*) Bugfix: in memory allocation error handling.