Fix warning,update indicator version.

bannerview/build.gradle

@@ -17,6 +17,6 @@ android {
 
 dependencies {
     implementation 'androidx.viewpager2:viewpager2:1.0.0'
-    api 'com.github.zhpanvip:viewpagerindicator:1.2.1'
+    api 'com.github.zhpanvip:viewpagerindicator:1.2.3'
 //    api project(path: ':indicator')
 }

bannerview/src/main/java/com/zhpan/bannerview/BannerViewPager.java

@@ -15,6 +15,7 @@ limitations under the License.
  */
 package com.zhpan.bannerview;
 
+import android.annotation.SuppressLint;
 import android.content.Context;
 import android.graphics.Canvas;
 import android.graphics.Path;
@@ -69,6 +70,7 @@ import static com.zhpan.bannerview.utils.BannerUtils.getOriginalPosition;
  * Created by zhpan on 2017/3/28.
  */
 @SuppressWarnings({ "unused", "UnusedReturnValue" })
+@SuppressLint("NotifyDataSetChanged")
 public class BannerViewPager<T> extends RelativeLayout implements LifecycleObserver {
 
   private int currentPosition;