define paddingEnd for right-to-left symmetry

Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>

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

@@ -33,7 +33,8 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:orientation="horizontal"
-        android:paddingStart="@dimen/standard_padding">
+        android:paddingStart="@dimen/standard_padding"
+        android:paddingEnd="@dimen/zero">
 
         <ImageView
             android:id="@+id/searchViewIcon"