audio: add SEPolicy for stable audio extension

Bug: 290856561
Test: build pass

Change-Id: I4ebcdcf6f5da34d73284d21773d47aa7e7d3c872
Signed-off-by: Jasmine Cha <chajasmine@google.com>
diff --git a/audio/aidl/device_framework_matrix_product.xml b/audio/aidl/device_framework_matrix_product.xml
index 660864a..10b6e4b 100644
--- a/audio/aidl/device_framework_matrix_product.xml
+++ b/audio/aidl/device_framework_matrix_product.xml
@@ -7,4 +7,12 @@
            <instance>default</instance>
        </interface>
     </hal>
+    <hal format="aidl">
+        <name>vendor.google.whitechapel.audio.extension</name>
+        <version>1</version>
+        <interface>
+            <name>IAudioExtension</name>
+            <instance>default</instance>
+        </interface>
+    </hal>
 </compatibility-matrix>
diff --git a/audio/sepolicy/aidl/service.te b/audio/sepolicy/aidl/service.te
index bf73ead..cbdc404 100644
--- a/audio/sepolicy/aidl/service.te
+++ b/audio/sepolicy/aidl/service.te
@@ -1,3 +1,3 @@
 # Audio
-type hal_audio_ext_service, service_manager_type;
+type hal_audio_ext_service, hal_service_type, service_manager_type;
 type hal_audio_parameter_parser_service, service_manager_type;