Changed get/setDateTime to bmc instead of host
Changed get/setDateTime to bmc instead of host

We need to remove the TimeOwner feature and set the date time
to in manual mode to bmc.

Ref: https://lists.ozlabs.org/pipermail/openbmc/2020-April/021409.html

Signed-off-by: George Liu <f124e69123cb985598dfa856ba74cb3263194267@inspur.com>
Change-Id: I59e7b85c2ded885410a1dd9d67fdb3424dab41a8

openbmc/pldm,openbmc/pldm,openbmc/pldm