Add 1920-24g-poe-180w to the mac address retrieval part of 02_network to
properly set the device's port MAC addresses.
This piece was missed when this device was added.
Fixes: b948c1e39b9e ("realtek: add support for HPE 1920-24G PoE-180W (JG925A)")
Link: https://github.com/openwrt/openwrt/pull/17460
Signed-off-by: James Sweeney <code@swny.io>
(cherry picked from commit 0b54029a6e96bb2ce484f316be3870cc2617de30)
369d2f3bf9