The cloud-init service failed to start automatically under the openEuler system

# Bug report

The cloud-init service failed to start automatically under the openeuler system.

## Steps to reproduce the problem

1. systemctl enable cloud-init-local cloud-init
2. reboot
3. systemctl status cloud-init

## Environment details
- Cloud-init version: 24.1.4
- Operating System Distribution: openEuler 2203
- Cloud provider, platform or installer type: VM on Proxmox

## logs

[root@openeuler-2203-cloud-init ~]# systemctl status cloud-init
○ cloud-init.service - Initial cloud-init job (metadata service crawler)
Loaded: loaded (/usr/lib/systemd/system/cloud-init.service; enabled; vendor preset: disabled)
Active: inactive (dead)

[root@openeuler-2203-cloud-init ~]# dmesg | grep cloud
[ 7.946722] systemd[1]: Hostname set to \.
[ 8.060676] (sd-executor)[600]: /usr/lib/systemd/system-generators/cloud-init-generator failed with exit status 3.

[root@openeuler-2203-cloud-init ~]# /usr/lib/systemd/system-generators/cloud-init-generator
/usr/lib/systemd/system-generators/cloud-init-generator: line 51: /usr/libexec/cloud-init/ds-identify: No such file or directory

I found that the main branch also has this problem!