gen_rpc -> require_rpc

For semantics change: generally this will be supported on new API
version without having to explicitly specify this.

Bug: 216515124
Test: N/A
Change-Id: If3a7445348870b33a43e7ec31352c962bc78e43b
diff --git a/tests/aidl/Android.bp b/tests/aidl/Android.bp
index 893ec0b..a2315ce 100644
--- a/tests/aidl/Android.bp
+++ b/tests/aidl/Android.bp
@@ -9,7 +9,7 @@
     backend: {
         java: {
             platform_apis: true,
-            gen_rpc: true,
+            require_rpc: true,
         },
         cpp: {
             enabled: true,