Merge "healthd: add sepolicy"

healthd.te

+# healthd seclabel is specified in init.rc since
+# it lives in the rootfs and has no unique file type.
+type healthd, domain;
+permissive healthd;
+type healthd_exec, exec_type, file_type;
+
+init_daemon_domain(healthd)
+unconfined_domain(healthd)
+write_klog(healthd)
+
+