Fixes the opacity value for the insertion handle to range {0..255}.

Bug: 149523168
Test: locally verified.
Change-Id: I53c4be59e128a6451a9d8c847ee9d5fd295659ab

core/java/android/widget/Editor.java

@@ -5271,6 +5271,8 @@ public class Editor {
                 if (opacity < 10 || opacity > 100) {
                     opacity = 50;
                 }
+                // Converts the opacity value from range {0..100} to {0..255}.
+                opacity = opacity * 255 / 100;
             }
             mDeltaHeight = deltaHeight;
             mDrawableOpacity = opacity;