Add policies for new services HDMI and HDMICEC

Test: atest vts_treble_vintf_framework_test
      atest vts_treble_vintf_vendor_test
Change-Id: Ic2c0525368218e207be236d073a3fe736151c43f
diff --git a/private/service_contexts b/private/service_contexts
index 7d980f2..53a382d 100644
--- a/private/service_contexts
+++ b/private/service_contexts
@@ -67,6 +67,8 @@
 android.hardware.sensors.ISensors/default                            u:object_r:hal_sensors_service:s0
 android.hardware.soundtrigger3.ISoundTriggerHw/default               u:object_r:hal_audio_service:s0
 android.hardware.thermal.IThermal/default                            u:object_r:hal_thermal_service:s0
+android.hardware.tv.cec.IHdmiCec/default                             u:object_r:hal_tv_hdmi_cec_service:s0
+android.hardware.tv.hdmi.IHdmi/default                               u:object_r:hal_tv_hdmi_service:s0
 android.hardware.tv.tuner.ITuner/default                             u:object_r:hal_tv_tuner_service:s0
 android.hardware.tv.input.ITvInput/default                           u:object_r:hal_tv_input_service:s0
 android.hardware.usb.IUsb/default                                    u:object_r:hal_usb_service:s0