Fixing nfsd service, wait on local-fs.

Otherwise, mountd was started exporting directories before local-fs was ready,
and it failed to start nfsd on missing fs.

Changed files
+1 -1
nixos
modules
services
network-filesystems
+1 -1
nixos/modules/services/network-filesystems/nfsd.nix
···
{ description = "NFSv3 Mount Daemon";
requires = [ "rpcbind.service" ];
-
after = [ "rpcbind.service" ];
+
after = [ "rpcbind.service" "local-fs.target" ];
path = [ pkgs.nfs-utils pkgs.sysvtools pkgs.utillinux ];