[TEST] Mute TimeSeriesLifecycleActionsIT.testWaitForSnapshotSlmExecutedBefore

Due to https://github.com/elastic/elasticsearch/issues/50781

x-pack/plugin/ilm/qa/multi-node/src/test/java/org/elasticsearch/xpack/ilm/TimeSeriesLifecycleActionsIT.java

@@ -354,6 +354,7 @@ public class TimeSeriesLifecycleActionsIT extends ESRestTestCase {
         assertOK(client().performRequest(request));
     }
 
+    @AwaitsFix(bugUrl = "https://github.com/elastic/elasticsearch/issues/50781")
     public void testWaitForSnapshotSlmExecutedBefore() throws Exception {
         createIndexWithSettings(index, Settings.builder().put(IndexMetaData.SETTING_NUMBER_OF_SHARDS, 1)
             .put(IndexMetaData.SETTING_NUMBER_OF_REPLICAS, 0));