We observe poor cyclictest results on lowlatency nodes. This was
due to inconsistent PM-QoS values set across all cpus.
The PM-QoS value is now set uniformly across all cpus on
lowlatency nodes. The pm-qos-mgr daemon is no longer needed.
This update removes pm-qos-mgr daemon completely.
Change-Id: Icf70c358f043a2fe7398ce8a59c6cd2ff14237d0
Partial-Bug: 1845735
Depends-On: https://review.opendev.org/691020
Signed-off-by: Jim Gauld <james.gauld@windriver.com>