[ML] Unmute model deployment rolling upgrade test (#88124)

Unmuting to collect logs after adding more logging to
version 8.2.

Relates #87959

x-pack/qa/rolling-upgrade/src/test/java/org/elasticsearch/upgrades/MLModelDeploymentsUpgradeIT.java

@@ -8,7 +8,6 @@
 package org.elasticsearch.upgrades;
 
 import org.apache.http.util.EntityUtils;
-import org.apache.lucene.tests.util.LuceneTestCase;
 import org.elasticsearch.Version;
 import org.elasticsearch.client.Request;
 import org.elasticsearch.client.Response;
@@ -30,7 +29,6 @@ import static org.hamcrest.Matchers.containsString;
 import static org.hamcrest.Matchers.equalTo;
 import static org.hamcrest.Matchers.hasSize;
 
-@LuceneTestCase.AwaitsFix(bugUrl = "https://github.com/elastic/elasticsearch/issues/87959")
 public class MLModelDeploymentsUpgradeIT extends AbstractUpgradeTestCase {
 
     // See PyTorchModelIT for how this model was created