Debian 13 no utmp (prep year2038)

### Relevant telegraf.conf

```toml
[[inputs.system]]
```

### Logs from Telegraf

```text
[inputs.system] Reading users: open /var/run/utmp: no such file or directory
```

### System info

Debian 13 (Trixie) Telegraf 1.36.2 (git: HEAD@8bdd0265)

### Docker

_No response_

### Steps to reproduce

1. Install telegraf on Debian 13
2. select/enable [[inputs.system]]
3. start Telegraf

### Expected behavior

REading the user information from Systemd

### Actual behavior

Attempting to read user information from the SystemD deprecated /var/run/utmp that is not Year 2038 safe.

### Additional info

_No response_