[ML] Mute PyTorchModelIT.testEvaluate on Aarch64 (#75690)

For #75685

x-pack/plugin/ml/qa/native-multi-node-tests/src/javaRestTest/java/org/elasticsearch/xpack/ml/integration/PyTorchModelIT.java

@@ -8,6 +8,7 @@
 package org.elasticsearch.xpack.ml.integration;
 
 import org.apache.http.util.EntityUtils;
+import org.apache.lucene.util.Constants;
 import org.elasticsearch.client.Request;
 import org.elasticsearch.client.Response;
 import org.elasticsearch.common.settings.Settings;
@@ -84,6 +85,7 @@ public class PyTorchModelIT extends ESRestTestCase {
     }
 
     public void testEvaluate() throws IOException {
+        assumeFalse("https://github.com/elastic/elasticsearch/issues/75685", Constants.OS_ARCH.equals("aarch64"));
         createModelStoreIndex();
         putTaskConfig();
         putModelDefinition();