RateLimiter fix (#2229)

guava/src/main/java/org/baeldung/guava/CustomEvent.java

@@ -3,11 +3,11 @@ package org.baeldung.guava;
 public class CustomEvent {
     private String action;
 
-    public CustomEvent(String action) {
+    CustomEvent(String action) {
         this.action = action;
     }
 
-    public String getAction() {
+    String getAction() {
         return action;
     }
 

guava/src/main/java/org/baeldung/guava/EventListener.java

@@ -28,11 +28,11 @@ public class EventListener {
         eventsHandled++;
     }
 
-    public int getEventsHandled() {
+    int getEventsHandled() {
         return eventsHandled;
     }
 
-    public void resetEventsHandled() {
+    void resetEventsHandled() {
         eventsHandled = 0;
     }
 }

guava/src/test/java/org/baeldung/guava/RateLimiterLongRunningUnitTest.java

@@ -10,7 +10,7 @@ import java.util.stream.IntStream;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-public class RateLimiterUnitTest {
+public class RateLimiterLongRunningUnitTest {
 
     @Test
     public void givenLimitedResource_whenUseRateLimiter_thenShouldLimitPermits() {