USB_MODEL and USB_DEVICE do not suggest what do the variables mean

Device

RTE version

OSFV version

Affected component(s) or functionality

dts-lib.robot, SUD test suite

Brief summary

USB_MODEL and USB_DEVICE names are confusing

How reproducible

100%

How to reproduce

Look at the usage of the variables

Expected behavior

The variable names should allow to determine what they should contain and/or what are used for

Actual behavior

USB_DEVICE holds the name of a USB drive in Ubuntu as printed using lspci to check if it is detected USB_MODEL holds the name of the USB drive that contains DTS as seen in the Boot menu to allow booting it.

Link to screenshots or logs

SUD002.001 USB devices detection after warm boot (Ubuntu)
(...)
    ${out}=    List Devices In Linux    usb
    Should Contain    ${out}    ${USB_DEVICE}
(...)

Boot Dasharo Tools Suite
(...)
IF    '${dts_booting_method}'=='USB'
(...)
 # Requires specifying the USB model in the platform's config
 Enter Submenu From Snapshot    ${boot_menu}    ${USB_MODEL}

Additional context

No response

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