[DO NOT MERGE] hal_health_default: access persist.vendor.shutdown.*

msg='avc: denied { set } for property=persist.vendor.shutdown.voltage_avg pid=908 uid=1000 gid=1000 scontext=u:r:hal_health_default:s0 tcontext=u:object_r:vendor_default_prop:s0 tclass=property_service permissive=0'

Bug: 266181615
Change-Id: Ia87610f0363bbfbe4fe446244b44818c273841f4
Signed-off-by: Ken Tsou <kentsou@google.com>