Bug Report: ubuntu-24.04-preinstalled-desktop-arm64-orangepi-5-pro cannot ssh with ubuntu user

### What happened? i just flash the `ubuntu-24.04-preinstalled-desktop-arm64-orangepi-5-pro` into my opi5 pro, after successfully, i try to ssh into it with username: `ubuntu` and password: `ubuntu` but, i always got `Permission denied, please try again.` ### Kernel version - ### SBC model orange pi 5 pro ### What operating system are you seeing this problem on? Ubuntu 22.04 LTS (Jammy Jellyfish) ### Relevant logs ```shell ```