Fix overlap between lone phone number and cancel button in Arabic.

Test: Manually set system to Arabic and make sure there's no overlap
Bug: 170904734
Change-Id: Iaacf0d603371d2577714a1548e6b794f5c4f26ab
diff --git a/res/xml/layout_blocked_number.xml b/res/xml/layout_blocked_number.xml
index 3cdd771..9dbfc2f 100644
--- a/res/xml/layout_blocked_number.xml
+++ b/res/xml/layout_blocked_number.xml
@@ -28,9 +28,8 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_alignParentStart="true"
+        android:layout_toStartOf="@+id/delete_blocked_number"
         android:paddingTop="@dimen/blocked_numbers_delete_icon_padding"
-        android:layout_alignParentLeft="true"
-        android:layout_toLeftOf="@+id/delete_blocked_number"
         android:textDirection="ltr" />
 
     <ImageView