Suppress transport client in snapshot stress tests

Fixes test failures introduced in elastic#78611

Author: DaveCTurner

server/src/internalClusterTest/java/org/elasticsearch/snapshots/SnapshotStressTestsIT.java

@@ -47,6 +47,7 @@
 import org.elasticsearch.core.Tuple;
 import org.elasticsearch.repositories.RepositoryCleanupResult;
 import org.elasticsearch.repositories.fs.FsRepository;
+import org.elasticsearch.test.ESIntegTestCase;
 import org.elasticsearch.test.InternalTestCluster;
 import org.elasticsearch.threadpool.ScalingExecutorBuilder;
 import org.elasticsearch.threadpool.TestThreadPool;
@@ -78,6 +79,7 @@
 import static org.hamcrest.Matchers.notNullValue;
 
 @LuceneTestCase.SuppressFileSystems(value = "HandleLimitFS") // we sometimes have >2048 open files
+@ESIntegTestCase.ClusterScope(transportClientRatio = 0.)
 public class SnapshotStressTestsIT extends AbstractSnapshotIntegTestCase {
 
     public void testRandomActivities() throws InterruptedException {