Enable R8 full mode in tests

Bug: 215530220
Test: existing
Change-Id: Ie9cd9d0485db3a9f46f6a6a55e0fdf44717a0d13
diff --git a/java/app.go b/java/app.go
index b0dcbb0..73f63b4 100644
--- a/java/app.go
+++ b/java/app.go
@@ -1735,6 +1735,8 @@
 
 	// TODO(b/192032291): Disable by default after auditing downstream usage.
 	module.Module.dexProperties.Optimize.EnabledByDefault = true
+	module.Module.dexProperties.Optimize.Ignore_library_extends_program = proptools.BoolPtr(true)
+	module.Module.dexProperties.Optimize.Proguard_compatibility = proptools.BoolPtr(false)
 
 	module.Module.properties.Installable = proptools.BoolPtr(true)
 	module.appProperties.Use_embedded_native_libs = proptools.BoolPtr(true)