Fix /data dir creation, 'apmanager' service class.

/data is not guaranteed to be mounted when 'boot' triggers.
'post-fs-data' guarantees that. Also, move the daemon to class
'late_start', since post-fs-data will not happen in time for class
'main'.

Bug: 25373880
Change-Id: I524f0a3e20696f502e534669aebb4d388c6822ea
1 file changed