net/cloud-init-devel: bump to 23.2-14-g78650806d

along with the changes in https://github.com/canonical/cloud-init/releases/tag/23.2
this also includes

Fixed support for setting up static routes on FreeBSD and OpenBSD, and
an update to the cc_rsyslogd module to work properly on FreeBSD.

Sponsored by: The FreeBSD Foundation