update to first proxmox crate split

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>

proxmox-rest-server/src/daemon.rs

@@ -13,8 +13,8 @@ use anyhow::{bail, format_err, Error};
 use futures::future::{self, Either};
 use nix::unistd::{fork, ForkResult};
 
-use proxmox::tools::io::{ReadExt, WriteExt};
 use proxmox::tools::fd::Fd;
+use proxmox_io::{ReadExt, WriteExt};
 
 use pbs_tools::fd::fd_change_cloexec;