Try to avoid occasional hang when testing

Author: sebbASF

src/test/java/org/apache/commons/codec/digest/Md5CryptTest.java

@@ -27,7 +27,9 @@
 import java.util.concurrent.ThreadLocalRandom;
 
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.Timeout;
 
+@Timeout(3) // Try to avoid occaisional hang when testing
 public class Md5CryptTest {
 
     @Test