Fix module dependency resolution for clean builds

- Use container modules from kernel_modules stage for dependency resolution
- Remove dependency on initramfs modules that haven't been copied yet
- Fixes regression where clean builds had empty stage1.list
- Dependency resolution now works correctly in clean build scenarios

config/zinit/init/sshd-setup.sh

@@ -8,6 +8,7 @@ fi
 
 echo "Setting up sshd"
 mkdir -p /run/sshd
+mkdir -p /var/empty
 
 ssh-keygen -f /etc/ssh/ssh_host_rsa_key -N '' -t rsa
 ssh-keygen -f /etc/ssh/ssh_host_dsa_key -N '' -t dsa