consider it as a single interface
Due to this, when below is passed via THT,
PTPInterfaces: '0:eno1,0:eno2'
results in to
[ptp_domain 0]
interfaces eno1,eno2
timemaster[169838]: timemaster[532409.195]:
ioctl SIOCETHTOOL failed: No such device
timemaster[169838]: timemaster[532409.195]:
failed to get time stamping info for eno1,eno2
systemd[1]: timemaster.service: Main process
exited, code=exited, status=1/FAILURE
systemd[1]: timemaster.service: Failed with
result 'exit-code'.
Closes-Bug: #1934667
Change-Id: I3f3182929571ec723f4e1d5a8e283755b3e17f95
(cherry picked from commit 34c0d5d62c)