Allow traced_probes to access battery coulomb counters

Allows battery counters to be logged in the trace. This
is to allow high fidelity attribution of battery power.

Matching feature CL: aosp/838951

SELinux denials that lead to this:
avc: denied { read } for comm="traced_probes" name="u:object_r:hwservicemanager_prop:s0" dev="tmpfs" ino=17794 scontext=u:r:traced_probes:s0 tcontext=u:object_r:hwservicemanager_prop:s0 tclass=file permissive=0
avc: denied { read } for comm="traced_probes" name="u:object_r:hwservicemanager_prop:s0" dev="tmpfs" ino=17794 scontext=u:r:traced_probes:s0 tcontext=u:object_r:hwservicemanager_prop:s0 tclass=file permissive=0 duplicate messages suppressed
avc: denied { read } for comm="traced_probes" name="u:object_r:hwservicemanager_prop:s0" dev="tmpfs" ino=17794 scontext=u:r:traced_probes:s0 tcontext=u:object_r:hwservicemanager_prop:s0 tclass=file permissive=1
avc: denied { read } for comm="traced_probes" name="u:object_r:hwservicemanager_prop:s0" dev="tmpfs" ino=17794 scontext=u:r:traced_probes:s0 tcontext=u:object_r:hwservicemanager_prop:s0 tclass=file permissive=1
avc: denied { open } for comm="traced_probes" path="/dev/__properties__/u:object_r:hwservicemanager_prop:s0" dev="tmpfs" ino=17794 scontext=u:r:traced_probes:s0 tcontext=u:object_r:hwservicemanager_prop:s0 tclass=file permissive=1
avc: denied { open } for comm="traced_probes" path="/dev/__properties__/u:object_r:hwservicemanager_prop:s0" dev="tmpfs" ino=17794 scontext=u:r:traced_probes:s0 tcontext=u:object_r:hwservicemanager_prop:s0 tclass=file permissive=1
avc: denied { getattr } for comm="traced_probes" path="/dev/__properties__/u:object_r:hwservicemanager_prop:s0" dev="tmpfs" ino=17794 scontext=u:r:traced_probes:s0 tcontext=u:object_r:hwservicemanager_prop:s0 tclass=file permissive=1
avc: denied { getattr } for comm="traced_probes" path="/dev/__properties__/u:object_r:hwservicemanager_prop:s0" dev="tmpfs" ino=17794 scontext=u:r:traced_probes:s0 tcontext=u:object_r:hwservicemanager_prop:s0 tclass=file permissive=1
avc: denied { call } for comm="traced_probes" scontext=u:r:traced_probes:s0 tcontext=u:r:hwservicemanager:s0 tclass=binder permissive=1
avc: denied { call } for comm="traced_probes" scontext=u:r:traced_probes:s0 tcontext=u:r:hwservicemanager:s0 tclass=binder permissive=1
avc: denied { search } for comm="hwservicemanage" name="26854" dev="proc" ino=4959346 scontext=u:r:hwservicemanager:s0 tcontext=u:r:traced_probes:s0 tclass=dir permissive=1
avc: denied { search } for comm="hwservicemanage" name="26854" dev="proc" ino=4959346 scontext=u:r:hwservicemanager:s0 tcontext=u:r:traced_probes:s0 tclass=dir permissive=1
avc: denied { read } for comm="hwservicemanage" name="current" dev="proc" ino=4959383 scontext=u:r:hwservicemanager:s0 tcontext=u:r:traced_probes:s0 tclass=file permissive=1
avc: denied { read } for comm="hwservicemanage" name="current" dev="proc" ino=4959383 scontext=u:r:hwservicemanager:s0 tcontext=u:r:traced_probes:s0 tclass=file permissive=1
avc: denied { open } for comm="hwservicemanage" path="/proc/26854/attr/current" dev="proc" ino=4959383 scontext=u:r:hwservicemanager:s0 tcontext=u:r:traced_probes:s0 tclass=file permissive=1
avc: denied { open } for comm="hwservicemanage" path="/proc/26854/attr/current" dev="proc" ino=4959383 scontext=u:r:hwservicemanager:s0 tcontext=u:r:traced_probes:s0 tclass=file permissive=1
avc: denied { getattr } for comm="hwservicemanage" scontext=u:r:hwservicemanager:s0 tcontext=u:r:traced_probes:s0 tclass=process permissive=1


Bug: 113076327
Change-Id: I4aabd0d70025105320c4a8d34470098807d56899

private/traced_probes.te

@@ -65,6 +65,10 @@ allow traced_probes {
   proc_stat
 }:file r_file_perms;
 
+
+# Allow access to the IHealth HAL service for tracing battery counters.
+hal_client_domain(traced_probes, hal_health)
+
 ###
 ### Neverallow rules
 ###