Same Mac address double in DHCP Server list

### 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)

Linux, 32-bit Intel (aka 386)

### Installation

GitHub releases or script from README

### Setup

On one machine

### AdGuard Home version

v0.107.58

### Action

setup the DHCP Server on AdGuard

### Expected result

Each device receive a unique IP address based on a unique Mac address

### Actual result

In the list are lines double and sometime same IP for different Mac addresses:

### Additional information and/or screenshots

_No response_