Add avf_build_flags_rust defaults to all rust_ modules

Bug: 298008251
Bug: 298012279
Bug: 298007909
Bug: 298008232
Test: builds
Test: presubmit
Change-Id: I5194d7043d5ac60b34162399557b3b657ead8969
diff --git a/service_vm/client_apk/Android.bp b/service_vm/client_apk/Android.bp
index 415b563..d94489d 100644
--- a/service_vm/client_apk/Android.bp
+++ b/service_vm/client_apk/Android.bp
@@ -16,6 +16,7 @@
 rust_defaults {
     name: "service_vm_client_defaults",
     crate_name: "service_vm_client",
+    defaults: ["avf_build_flags_rust"],
     srcs: ["src/main.rs"],
     prefer_rlib: true,
     rustlibs: [