lighttpd: upgrade 1.4.66 -> 1.4.67

lighttpd: upgrade 1.4.66 -> 1.4.67

Changelog:
=============
  * Update comment about TCP_INFO on OpenBSD
  * [mod_ajp13] fix crash with bad response headers (fixes #3170)
  * [core] handle RDHUP when collecting chunked body
  * [core] tweak streaming request body to backends
  * [core] handle ENOSPC with pwritev() (#3171)
  * [core] manually calculate off_t max (fixes #3171)
  * [autoconf] force large file support (#3171)
  * [multiple] quiet coverity warnings using casts
  * [meson] add license keyword to project declaration

Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>