OK, so I didn’t know you are using WSL until now…
Please don’t use WSL for flashing NVMe/USB unless you can handle kernel building stuff:
Even when flashing eMMC, which is supported, you need to take care of USB connection with USBIPD as mentioned here:
https://docs.nvidia.com/sdk-manager/wsl-systems/index.html
You are supposed to see 0955:7023
, not 0955:7020
.