sepolicy changes for imsfactory hal

Fix sepolicy error:
 avc:  denied  { find } for interface=vendor.qti.ims.factory::IImsFactory
 sid=u:r:hal_rcsservice:s0 pid=10907 scontext=u:r:hal_rcsservice:s0
 tcontext=u:object_r:default_android_hwservice:s0 tclass=hwservice_manager permissive=0

Ref: redbull-sepolicy:71ca806a5d6005f18eef94a61fa9edff419dc39c

Bug: 193992611
Change-Id: I772c73f36013fcd7217dbeab8a7851a2abdece12
3 files changed