fix typo (#2666)

lib/android/app/src/main/java/com/reactnativenavigation/utils/ArraryUtils.java → lib/android/app/src/main/java/com/reactnativenavigation/utils/ArrayUtils.java

 package com.reactnativenavigation.utils;
 
-public class ArraryUtils {
-    public static boolean isNullOrEmpty(Object[] array) {
-        return array == null || array.length == 0;
-    }
-
-    public static boolean containes(Object[] array, Object item) {
+public class ArrayUtils {
+    public static boolean contains(Object[] array, Object item) {
         if (isNullOrEmpty(array)) return false;
         for (Object o : array) {
             if (o == item) return true;
         }
         return false;
     }
+
+    private static boolean isNullOrEmpty(Object[] array) {
+        return array == null || array.length == 0;
+    }
 }

lib/android/app/src/main/java/com/reactnativenavigation/views/TitleBarButton.java

 import com.reactnativenavigation.parse.Button;
 import com.reactnativenavigation.parse.Options;
 import com.reactnativenavigation.parse.Text;
-import com.reactnativenavigation.utils.ArraryUtils;
+import com.reactnativenavigation.utils.ArrayUtils;
 import com.reactnativenavigation.utils.ImageLoader;
 import com.reactnativenavigation.utils.UiUtils;
 import com.reactnativenavigation.utils.ViewUtils;
             for (TextView view : buttons) {
                 if (button.title.hasValue() && button.title.get().equals(view.getText())) {
                     view.setTag(testId.get());
-                } else if (button.icon.hasValue() && ArraryUtils.containes(view.getCompoundDrawables(), icon)) {
+                } else if (button.icon.hasValue() && ArrayUtils.contains(view.getCompoundDrawables(), icon)) {
                     view.setTag(testId.get());
                 }
             }