Expose ACCESS_INSTANT_APPS to the verifier

The package verifier needs to be able to see Instant Apps in order to do
its job. It already sees them on first install so no new information
about what Instant Apps are installed is leaked.

Test: builds
Change-Id: I5d892b2d7aa820a9c0c00ac357f20a3210cf3395
diff --git a/core/res/AndroidManifest.xml b/core/res/AndroidManifest.xml
index 5bfcda3..c2a2e69 100644
--- a/core/res/AndroidManifest.xml
+++ b/core/res/AndroidManifest.xml
@@ -3226,7 +3226,7 @@
     <!-- Allows the holder to access the instant applications on the device.
     @hide -->
     <permission android:name="android.permission.ACCESS_INSTANT_APPS"
-            android:protectionLevel="signature|installer" />
+            android:protectionLevel="signature|installer|verifier" />
 
     <!-- Allows receiving the usage of media resource e.g. video/audio codec and
          graphic memory.