Fix star error

app/src/main/java/com/hippo/ehviewer/widget/RatingView.java

@@ -74,7 +74,7 @@ public class RatingView extends View {
 
     private void updateShownCount() {
         float step = mMax / mStarCount / 2;
-        int shown = Math.round(mRating / step);
+        int shown = (int) Math.ceil(mRating / step);
         if (shown >= mStarCount * 2) {
             mShownStarCount = mStarCount;
             mShownStarHalfCount = 0;

app/src/main/java/com/hippo/ehviewer/widget/SimpleRatingView.java

@@ -95,7 +95,7 @@ public class SimpleRatingView extends View {
     public void setRating(float rating) {
         if (mRating != rating) {
             mRating = rating;
-            int ratingInt = Math.round(rating * 2);
+            int ratingInt = (int) Math.ceil(rating * 2);
             if (mRatingInt != ratingInt) {
                 mRatingInt = ratingInt;
                 invalidate();