Handle TCP connections in OpenHandle() loop.

- To allow waiting for the device to become available when
rebooting. See example stack trace:
https://paste.googleplex.com/6114663132299264.

Bug: 368004900
Change-Id: I192ce25d4135128e81c707c553c0b6fdf4b5a6c4
Reviewed-on: https://chromium-review.googlesource.com/c/infra/luci/python-adb/+/6434730
Commit-Queue: Andrew Lamb <andrewlamb@chromium.org>
Reviewed-by: Ben Pastene <bpastene@chromium.org>
1 file changed