Allow rust code in packages/modules/DnsResolver

Test: m com.android.resolv.apex
Change-Id: I6cb5234f51ac6c31440e7cd5aeca4655629a35d6
diff --git a/rust/config/allowed_list.go b/rust/config/allowed_list.go
index e6643f5..df31d60 100644
--- a/rust/config/allowed_list.go
+++ b/rust/config/allowed_list.go
@@ -13,6 +13,7 @@
 		"external/rust",
 		"external/vm_tools/p9",
 		"frameworks/native/libs/binder/rust",
+		"packages/modules/DnsResolver",
 		"packages/modules/Virtualization",
 		"prebuilts/rust",
 		"system/bt",