Revert "[TEST] Unmute TokenBackwardsCompatibilityIT"

This reverts commit 05b2c80 as
the CI is under pressure today and we shouldn't add more flaky
tests. I'll get some data points later in the week

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

@@ -7,8 +7,7 @@
 
 import org.apache.http.HttpHeaders;
 import org.apache.http.HttpHost;
-import org.apache.logging.log4j.LogManager;
-import org.apache.logging.log4j.Logger;
+import org.apache.lucene.util.LuceneTestCase.AwaitsFix;
 import org.elasticsearch.Version;
 import org.elasticsearch.client.Request;
 import org.elasticsearch.client.RequestOptions;
@@ -23,10 +22,9 @@
 import java.util.List;
 import java.util.Map;
 
+@AwaitsFix(bugUrl = "https://github.com/elastic/elasticsearch/issues/37379")
 public class TokenBackwardsCompatibilityIT extends AbstractUpgradeTestCase {
 
-    private static final Logger LOGGER = LogManager.getLogger(TokenBackwardsCompatibilityIT.class);
-
     public void testGeneratingTokenInOldCluster() throws Exception {
         assumeTrue("this test should only run against the old cluster", CLUSTER_TYPE == ClusterType.OLD);
         Request createTokenRequest = new Request("POST", "_xpack/security/oauth2/token");
@@ -103,7 +101,6 @@ public void testMixedCluster() throws Exception {
         try (RestClient client = getRestClientForCurrentVersionNodesOnly()) {
             Response response = client.performRequest(createTokenRequest);
             Map<String, Object> responseMap = entityAsMap(response);
-            LOGGER.info("Create token response map: "+responseMap);
             String accessToken = (String) responseMap.get("access_token");
             String refreshToken = (String) responseMap.get("refresh_token");
             assertNotNull(accessToken);
@@ -118,7 +115,6 @@ public void testMixedCluster() throws Exception {
                     "}");
             response = client.performRequest(tokenRefreshRequest);
             responseMap = entityAsMap(response);
-            LOGGER.info("Refresh token response map: "+responseMap);
             String updatedAccessToken = (String) responseMap.get("access_token");
             String updatedRefreshToken = (String) responseMap.get("refresh_token");
             assertNotNull(updatedAccessToken);