The value of tHsmdaSchedulerPlcyLvl7WgtInGrp specifies the weight
the HSMDA scheduler policy should apply to this policy level within
the group it belongs to.
The value of tHsmdaSchedulerPlcyLvl7WgtInGrp will only be
used if this policy level has been assigned to a group
by setting tHsmdaSchedulerPlcyLvl7GrpId to a non-zero value.
The value of tHsmdaSchedulerPlcyLvl7WgtInGrp is only allowed to be
non-default when tHsmdaSchedulerPlcyLvl7GrpId is non-default.