Add padding to styled widget's settings items

PiperOrigin-RevId: 329671522

library/ui/src/main/res/layout/exo_styled_settings_list_item.xml

@@ -35,6 +35,8 @@
         android:minHeight="@dimen/exo_settings_height"
         android:layout_marginLeft="2dp"
         android:layout_marginRight="2dp"
+        android:paddingEnd="4dp"
+        android:paddingRight="4dp"
         android:gravity="center|start"
         android:orientation="vertical">
 

library/ui/src/main/res/layout/exo_styled_sub_settings_list_item.xml

@@ -36,8 +36,8 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:minHeight="@dimen/exo_settings_height"
-        android:paddingStart="2dp"
-        android:paddingLeft="2dp"
+        android:layout_marginEnd="4dp"
+        android:layout_marginRight="4dp"
         android:gravity="center|start"
         android:textColor="@color/exo_white"
         android:textSize="@dimen/exo_settings_main_text_size"/>