Add compatibility wrappers for ISecureClock and ISharedSecret

Test: keystore2_km_compat_test
Change-Id: I0a5361e36298b6d240818dc83f4210f9ecb213af
diff --git a/keystore2/aidl/Android.bp b/keystore2/aidl/Android.bp
index 696f38e..3fd0580 100644
--- a/keystore2/aidl/Android.bp
+++ b/keystore2/aidl/Android.bp
@@ -62,7 +62,11 @@
 aidl_interface {
     name: "android.security.compat",
     srcs: [ "android/security/compat/*.aidl" ],
-    imports: [ "android.hardware.security.keymint" ],
+    imports: [
+        "android.hardware.security.keymint",
+        "android.hardware.security.secureclock",
+        "android.hardware.security.sharedsecret",
+    ],
     unstable: true,
     backend: {
         java: {