Merge branch 'update-cdi' into 'main'

Determine the minumum required spec version

See merge request nvidia/container-toolkit/container-toolkit!265

cmd/nvidia-ctk/cdi/generate/generate.go

@@ -249,15 +249,20 @@ func (m command) generateSpec(root string, nvidiaCTKPath string) (*specs.Spec, e
 
 	allEdits.Append(commonEdits)
 
-	// Construct the spec
-	// TODO: Use the code to determine the minimal version
+	// We construct the spec and determine the minimum required version based on the specification.
 	spec := specs.Spec{
-		Version:        "0.4.0",
+		Version:        "NOT_SET",
 		Kind:           "nvidia.com/gpu",
 		Devices:        deviceSpecs,
 		ContainerEdits: *allEdits.ContainerEdits,
 	}
 
+	minVersion, err := cdi.MinimumRequiredVersion(&spec)
+	if err != nil {
+		return nil, fmt.Errorf("failed to get minumum required CDI spec version: %v", err)
+	}
+	spec.Version = minVersion
+
 	return &spec, nil
 }