devel/luafilesystem: update to 1.8.0

The highlights are that Lua 5.4 is now supported and memory leak due to
a potential realloc failure was fixed.

Builds fine without the Makefile patch (some of it has been incorporated),
config patch has been adjusted.

PR: 250409
Approved by: fiziologus@gmail.com (maintainer timeout, ~4 weeks)
MFC after: 1 week