Log Message:
Update to 1.4.45. From the changelog:

* [mod_cgi] skip local-redir handling if to self (fixes #2779, #2108)
* [mod_webdav] fix crash when plugin_ctx cleaned up (fixes #2780)
* [mod_fastcgi] detect child exit, restart proactively
* [mod_scgi] detect child exit, restart proactively
* [TLS] ssl.read-ahead = "disable" for low mem (fixes #2778)

pkgsrc changes:

- Rename non-standard "memcache" option to "memcached" (retaining
  compatibility for the old option for a while)