Remove unused MLPredict Transport action from src.

src/main/java/org/opensearch/neuralsearch/plugin/NeuralSearch.java

@@ -11,8 +11,6 @@
 import java.util.Map;
 import java.util.function.Supplier;
 
-import org.opensearch.action.ActionRequest;
-import org.opensearch.action.ActionResponse;
 import org.opensearch.client.Client;
 import org.opensearch.cluster.metadata.IndexNameExpressionResolver;
 import org.opensearch.cluster.service.ClusterService;
@@ -26,8 +24,6 @@
 import org.opensearch.neuralsearch.processor.TextEmbeddingProcessor;
 import org.opensearch.neuralsearch.processor.factory.TextEmbeddingProcessorFactory;
 import org.opensearch.neuralsearch.query.NeuralQueryBuilder;
-import org.opensearch.neuralsearch.transport.MLPredictAction;
-import org.opensearch.neuralsearch.transport.MLPredictTransportAction;
 import org.opensearch.plugins.ActionPlugin;
 import org.opensearch.plugins.ExtensiblePlugin;
 import org.opensearch.plugins.IngestPlugin;
@@ -63,16 +59,6 @@ public Collection<Object> createComponents(
         return List.of(clientAccessor);
     }
 
-    /**
-     * Registering the Action Handlers
-     *
-     * @return A {@link List} of {@link ActionHandler}
-     */
-    @Override
-    public List<ActionHandler<? extends ActionRequest, ? extends ActionResponse>> getActions() {
-        return List.of(new ActionHandler<>(MLPredictAction.INSTANCE, MLPredictTransportAction.class));
-    }
-
     public List<QuerySpec<?>> getQueries() {
         return Collections.singletonList(
             new QuerySpec<>(NeuralQueryBuilder.NAME, NeuralQueryBuilder::new, NeuralQueryBuilder::fromXContent)

src/test/java/org/opensearch/neuralsearch/constants/TestCommonConstants.java

@@ -5,7 +5,6 @@
 
 package org.opensearch.neuralsearch.constants;
 
-import java.util.Arrays;
 import java.util.List;
 
 import lombok.AccessLevel;
@@ -16,6 +15,5 @@ public class TestCommonConstants {
     public static final String MODEL_ID = "modeId";
     public static final List<String> TARGET_RESPONSE_FILTERS = List.of("sentence_embedding");
     public static final Float[] PREDICT_VECTOR_ARRAY = new Float[] { 2.0f, 3.0f };
-    public static final List<List<Float>> PREDICTIONS_LIST = List.of(Arrays.asList(PREDICT_VECTOR_ARRAY));
     public static final List<String> SENTENCES_LIST = List.of("TEXT");
 }