CFT: Fix dutport bug

Type needs to be an integer.

BUG=none
TEST=./cft_run.py with dutport

Change-Id: Ieedb97d582e67133e736b1d8a7fbb9c9aa0d14ac
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/4120544
Reviewed-by: Derek Beckett <[email protected]>
Commit-Queue: Jae Hoon Kim <[email protected]>
Tested-by: Jae Hoon Kim <[email protected]>
1 file changed