dependencies: Upgrade mockito 3.5 to 4.5 (#2316)

* refactor: move tests of leader-followers into correct package

* dep: remove version constraint for Mockito in acyclic-visitor

* dep: remove version constraint for Mockito in caching

* chore: cleanup mockito-core import on some POMs

* dep: upgrade core.mocktio 3.5.6 to 4.5.1

"- org.mockito.Mockito#verifyZeroInteractions an alias of verifyNoMoreInteractions"
https://github.com/mockito/mockito/commit/caf35b24e2764df0498469526ecb3e7ec68a0430

flux/src/test/java/com/iluwatar/flux/store/ContentStoreTest.java

@@ -25,12 +25,11 @@
 package com.iluwatar.flux.store;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.mockito.Matchers.eq;
+import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.verifyNoMoreInteractions;
-import static org.mockito.Mockito.verifyZeroInteractions;
 
 import com.iluwatar.flux.action.Content;
 import com.iluwatar.flux.action.ContentAction;
@@ -53,11 +52,11 @@ class ContentStoreTest {
     final var view = mock(View.class);
     contentStore.registerView(view);
 
-    verifyZeroInteractions(view);
+    verifyNoMoreInteractions(view);
 
     // Content should not react on menu action ...
     contentStore.onAction(new MenuAction(MenuItem.PRODUCTS));
-    verifyZeroInteractions(view);
+    verifyNoMoreInteractions(view);
 
     // ... but it should react on a content action
     contentStore.onAction(new ContentAction(Content.COMPANY));

flux/src/test/java/com/iluwatar/flux/store/MenuStoreTest.java

@@ -25,12 +25,11 @@
 package com.iluwatar.flux.store;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.mockito.Matchers.eq;
+import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.verifyNoMoreInteractions;
-import static org.mockito.Mockito.verifyZeroInteractions;
 
 import com.iluwatar.flux.action.Content;
 import com.iluwatar.flux.action.ContentAction;
@@ -53,11 +52,11 @@ class MenuStoreTest {
     final var view = mock(View.class);
     menuStore.registerView(view);
 
-    verifyZeroInteractions(view);
+    verifyNoMoreInteractions(view);
 
     // Menu should not react on content action ...
     menuStore.onAction(new ContentAction(Content.COMPANY));
-    verifyZeroInteractions(view);
+    verifyNoMoreInteractions(view);
 
     // ... but it should react on a menu action
     menuStore.onAction(new MenuAction(MenuItem.PRODUCTS));

flux/src/test/java/com/iluwatar/flux/view/MenuViewTest.java

@@ -24,7 +24,7 @@
  */
 package com.iluwatar.flux.view;
 
-import static org.mockito.Matchers.any;
+import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;