[FLINK-17768][network] Disable UnalignedCheckpointITCase

flink-tests/src/test/java/org/apache/flink/test/checkpointing/UnalignedCheckpointITCase.java

@@ -44,6 +44,7 @@ import org.apache.flink.streaming.api.functions.source.RichParallelSourceFunctio
 import org.apache.flink.util.TestLogger;
 
 import org.apache.commons.lang3.ArrayUtils;
+import org.junit.Ignore;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.rules.ErrorCollector;
@@ -101,6 +102,7 @@ import static org.hamcrest.Matchers.greaterThan;
  *     <li>The number of successful checkpoints is indeed {@code >=n}.</li>
  * </ul>
  */
+@Ignore
 public class UnalignedCheckpointITCase extends TestLogger {
 	public static final String NUM_INPUTS = "inputs";
 	public static final String NUM_OUTPUTS = "outputs";