Chassify PermissionController

This is a cherry pick of ag/Ia489787a89b076722c540a19521a344b71816a31

Bug: 151254284
Test: Manually
Change-Id: Ic834888cf7460d7a875bfc290d9221437658f254
diff --git a/PermissionController/proguard.flags b/PermissionController/proguard.flags
index 4e883a0..fe18e41 100644
--- a/PermissionController/proguard.flags
+++ b/PermissionController/proguard.flags
@@ -11,3 +11,5 @@
 -keep class * implements com.android.permissioncontroller.role.model.RoleBehavior {
     *;
 }
+
+-keep class com.android.car.ui.** {*;}