Add missing sepolicies for OemLock HAL.

Bug: 38232801
Test: Build

Change-Id: Iccc16430e7502bb317f95bb2a5e2f021d8239a00
diff --git a/private/hwservice_contexts b/private/hwservice_contexts
index 35c95ce..602391a 100644
--- a/private/hwservice_contexts
+++ b/private/hwservice_contexts
@@ -26,6 +26,7 @@
 android.hardware.media.omx::IOmxStore                           u:object_r:hal_omx_hwservice:s0
 android.hardware.memtrack::IMemtrack                            u:object_r:hal_memtrack_hwservice:s0
 android.hardware.nfc::INfc                                      u:object_r:hal_nfc_hwservice:s0
+android.hardware.oemlock::IOemLock                              u:object_r:hal_oemlock_hwservice:s0
 android.hardware.power::IPower                                  u:object_r:hal_power_hwservice:s0
 android.hardware.radio.deprecated::IOemHook                     u:object_r:hal_telephony_hwservice:s0
 android.hardware.radio::IRadio                                  u:object_r:hal_telephony_hwservice:s0