Add a new api to support HDCP

A special HDCP level change callback is reported.

Bug: 293945485
Test: manual
Change-Id: I096554a9e1f69c3dba7c7da58917f2b498ae8726
diff --git a/graphics/composer/aidl/Android.bp b/graphics/composer/aidl/Android.bp
index 3b60f68..1728f78 100644
--- a/graphics/composer/aidl/Android.bp
+++ b/graphics/composer/aidl/Android.bp
@@ -37,6 +37,7 @@
     imports: [
         "android.hardware.graphics.common-V5",
         "android.hardware.common-V2",
+        "android.hardware.drm.common-V1",
     ],
     backend: {
         cpp: {