pass --machine-type flag to gcsfuse binary

Author: hungnguyen243

cmd/sidecar_mounter/main.go

@@ -77,7 +77,7 @@ func main() {
 		if mc != nil {
 			// TODO: Pass machine-type to gcsfuse binary
 			klog.Infof("Setting machine type to gcsfuse binary %v", machineType)
-			// mc.FlagMap["machine-type"] = machineType
+			mc.FlagMap["machine-type"] = machineType
 			mc.FlagMap["disable-autoconfig"] = strconv.FormatBool(*disableAutoConfig)
 			if err := mounter.Mount(ctx, mc); err != nil {
 				mc.ErrWriter.WriteMsg(fmt.Sprintf("failed to mount bucket %q for volume %q: %v\n", mc.BucketName, mc.VolumeName, err))