Snap service fails to start on boot but can be started manually

### Prerequisites

- [X] I have checked the [Wiki](https://github.com/AdguardTeam/AdGuardHome/wiki) and [Discussions](https://github.com/AdguardTeam/AdGuardHome/discussions/categories/q-a) and found no answer

- [X] I have searched other issues and found no duplicates

- [X] I want to report a bug and not [ask a question or ask for help](https://github.com/AdguardTeam/AdGuardHome/discussions/categories/q-a)

- [X] I have set up AdGuard Home correctly and [configured clients to use it](https://github.com/AdguardTeam/AdGuardHome/wiki/Clients). (Use the [Discussions](https://github.com/AdguardTeam/AdGuardHome/discussions/categories/q-a) for help with installing and configuring clients.)

### Platform (OS and CPU architecture)

Ubuntu 24

### Installation

Snapcraft

### Setup

On one machine

### AdGuard Home version

latest-snap

### Action

```
sudo systemctl status snap.adguard-home.adguard-home.service
× snap.adguard-home.adguard-home.service - Service for snap application adguard-home.adguard-home
Loaded: loaded (/etc/systemd/system/snap.adguard-home.adguard-home.service; enabled; preset: enabled)
Active: failed (Result: exit-code) since Tue 2024-06-18 12:51:52 NZST; 7min ago
Duration: 127ms
Process: 2717 ExecStart=/usr/bin/snap run adguard-home (code=exited, status=1/FAILURE)
Main PID: 2717 (code=exited, status=1/FAILURE)
CPU: 101ms

Jun 18 12:51:52 hp-z240 systemd[1]: snap.adguard-home.adguard-home.service: Failed with result 'exit-code'.
Jun 18 12:51:52 hp-z240 systemd[1]: snap.adguard-home.adguard-home.service: Scheduled restart job, restart counter is at 5.
Jun 18 12:51:52 hp-z240 systemd[1]: snap.adguard-home.adguard-home.service: Start request repeated too quickly.
Jun 18 12:51:52 hp-z240 systemd[1]: snap.adguard-home.adguard-home.service: Failed with result 'exit-code'.
Jun 18 12:51:52 hp-z240 systemd[1]: Failed to start snap.adguard-home.adguard-home.service - Service for snap application adguard-home.adguard-home.
```

### Expected result

service to start on boot

### Actual result

fails

### Additional information and/or screenshots

ubuntu 24.0