Updated update-method module to JUnit 5 (#1542)

* Updated saga to JUnit 5

* Update fix for CI job in trampoline module

* Updated update-method module to JUnit 5

* Upgraded to latest JUnit Jupiter
JUnit 4 is not needed when using JUnit-Vintage

* Reverted change to access modifier on Trampoline

* Cleanup to resolve code smells

* Formatting

* Formatting

Co-authored-by: Subhrodip Mohanta <hello@subho.xyz>

update-method/src/test/java/com/iluwatar/updatemethod/StatueTest.java

@@ -23,36 +23,37 @@
 
 package com.iluwatar.updatemethod;
 
-import org.junit.After;
-import org.junit.Assert;
-import org.junit.Before;
-import org.junit.Test;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
 
-public class StatueTest {
+import static org.junit.jupiter.api.Assertions.assertEquals;
 
-  private Statue statue;
+class StatueTest {
 
-  @Before
-  public void setup() {
+  private static Statue statue;
+
+  @BeforeAll
+  public static void setup() {
     statue = new Statue(1, 20);
   }
 
-  @After
-  public void tearDown() {
+  @AfterAll
+  public static void tearDown() {
     statue = null;
   }
 
   @Test
-  public void testUpdateForPendingShoot() {
+  void testUpdateForPendingShoot() {
     statue.frames = 10;
     statue.update();
-    Assert.assertEquals(11, statue.frames);
+    assertEquals(11, statue.frames);
   }
 
   @Test
-  public void testUpdateForShooting() {
+  void testUpdateForShooting() {
     statue.frames = 19;
     statue.update();
-    Assert.assertEquals(0, statue.frames);
+    assertEquals(0, statue.frames);
   }
 }