[ML] Fix AlibabaCloudSearchServiceTests (elastic#112935)

Fix a compile-time issue - an API reference was added in one commit
while the API was being removed in another commit - both commits passed
checks and merged without conflict.

x-pack/plugin/inference/src/test/java/org/elasticsearch/xpack/inference/services/alibabacloudsearch/AlibabaCloudSearchServiceTests.java

@@ -213,6 +213,7 @@ public ExecutableAction accept(
             PlainActionFuture<List<ChunkedInferenceServiceResults>> listener = new PlainActionFuture<>();
             service.chunkedInfer(
                 model,
+                null,
                 input,
                 new HashMap<>(),
                 InputType.INGEST,