[wsl2] discover all .so, .bin, and .dll files at nvidia driver store path

We currently define a hardcoded list of required files
that must be discovered at the driver store. This commit
extends this logic to also search for additional .so, .bin,
and .dll files that may be present in the nvidia driver
store path.

fixes https://github.com/NVIDIA/nvidia-container-toolkit/issues/1864

Signed-off-by: Christopher Desiniotis <cdesiniotis@nvidia.com>