Setup fresh client connection for lease/release calls

Most likely stale connection is getting reset by peer.

BUG=b:407878084
TEST=LED

Change-Id: I9595c4f00355b7a10449093caf93479210c4f934
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/6424669
Tested-by: Varun Srivastav <[email protected]>
Auto-Submit: Varun Srivastav <[email protected]>
Commit-Queue: Qijiang Fan <[email protected]>
Reviewed-by: Derek Beckett <[email protected]>
2 files changed