Did you execute, sudo apt update && sudo apt upgrade -y, before you tried to install the driver and hailort? Cause when I did what you did it actually worked for me:
hailortcli scan
Hailo Devices:
[-] Device: 0000:01:00.0
hailortcli fw-control identify
Executing on device: 0000:01:00.0
Identifying board
Control Protocol Version: 2
Firmware Version: 4.18.0 (release,app,extended context switch buffer)
Logger Version: 0
Board Name: Hailo-8
Device Architecture: HAILO8L
Serial Number: HLDDLBB241901341
Part Number: HM21LB1C2LAE
Product Name: HAILO-8L AI ACC M.2 B+M KEY MODULE EXT TMP