fwupdater: Allow fw-updater to update using /dev/serial/by-id/... port path

The fwupdater was failing before trying to open the UART path because it was checking the port path first under /dev/tty...

BUG=b:342011204
TEST=Verify that the case in the bug is resolved

Change-Id: I97009e243332b3fe1d5e96f0fbc8d7c7dd5e798b
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dolos/+/5563651
Reviewed-by: Samuel Jacob <samjaco@google.com>
Reviewed-by: Udaya Kiran Ammu <udaykiran@google.com>
Tested-by: Udaya Kiran Ammu <udaykiran@google.com>
Commit-Queue: Udaya Kiran Ammu <udaykiran@google.com>
1 file changed