NTP/PTP enabled flag is not propagated properly to subclouds.
The root cause is the wrong boolean/string comparison of the enabled
flag. Need to to convert it to string to simplify the logic.
Change-Id: Ie9d67c567732caf5edba751fd1310b94d2c084ca
Closes-Bug: 1802530
Signed-off-by: Alex Kozyrev <alex.kozyrev@windriver.com>