Remove discover.Config

These changes remove the use of discover.Config which was used
to pass the driver root and the nvidiaCTK path in some cases.

Instead, the nvidiaCTKPath is resolved at the begining of runtime
invocation to ensure that this is valid at all points where it is
used.

Signed-off-by: Evan Lezar <elezar@nvidia.com>

internal/discover/ldconfig.go

@@ -25,10 +25,10 @@ import (
 )
 
 // NewLDCacheUpdateHook creates a discoverer that updates the ldcache for the specified mounts. A logger can also be specified
-func NewLDCacheUpdateHook(logger *logrus.Logger, mounts Discover, cfg *Config) (Discover, error) {
+func NewLDCacheUpdateHook(logger *logrus.Logger, mounts Discover, nvidiaCTKPath string) (Discover, error) {
 	d := ldconfig{
 		logger:        logger,
-		nvidiaCTKPath: FindNvidiaCTK(logger, cfg.NvidiaCTKPath),
+		nvidiaCTKPath: nvidiaCTKPath,
 		mountsFrom:    mounts,
 	}