increase touch area for 3 dot in chapter list (#1205)

* increase touch area for 3 dot in chapter list

* moved 3 dot over and made it vertical

* adjusted location slightly

app/src/main/res/drawable/ic_more_vert_black_24dp.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="24dp"
+        android:height="24dp"
+        android:viewportHeight="24.0"
+        android:viewportWidth="24.0">
+    <path
+        android:fillColor="#FF000000"
+        android:pathData="M12,16A2,2 0 0,1 14,18A2,2 0 0,1 12,20A2,2 0 0,1 10,18A2,2 0 0,1 12,16M12,10A2,2 0 0,1 14,12A2,2 0 0,1 12,14A2,2 0 0,1 10,12A2,2 0 0,1 12,10M12,4A2,2 0 0,1 14,6A2,2 0 0,1 12,8A2,2 0 0,1 10,6A2,2 0 0,1 12,4Z"/>
+</vector>

app/src/main/res/layout/chapters_item.xml

@@ -62,13 +62,15 @@
         android:id="@+id/chapter_menu"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        app:srcCompat="@drawable/ic_more_horiz_black_24dp"
+        app:srcCompat="@drawable/ic_more_vert_black_24dp"
         app:layout_constraintRight_toLeftOf="parent"
         app:layout_constraintTop_toTopOf="parent"
-        android:paddingStart="12dp"
-        android:paddingEnd="12dp"
-        android:paddingBottom="12dp"
+        android:paddingStart="24dp"
+        android:paddingEnd="16dp"
+        android:layout_marginEnd="8dp"
+        android:paddingBottom="24dp"
         android:paddingTop="12dp"
+        android:background="@color/md_teal_500"
         android:contentDescription="@string/description_cover"/>
 
     <TextView