HADOOP-18568: Add JUnit 5 Test import

Signed-off-by: Chris Nauroth <cnauroth@apache.org>

hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/commit/magic/ITestMagicCommitProtocol.java

@@ -41,6 +41,7 @@ import org.apache.hadoop.mapreduce.JobContext;
 import org.apache.hadoop.mapreduce.JobStatus;
 import org.apache.hadoop.mapreduce.TaskAttemptContext;
 import org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl;
+import org.junit.jupiter.api.Test;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.MethodSource;