Fix Login select glitch (#3857)

Author: keianhzo

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

@@ -8,7 +8,7 @@
         android:background="@drawable/dialog_background"
         android:paddingStart="@dimen/autofill_dialog_padding_sides"
         android:paddingTop="@dimen/autofill_dialog_padding_top"
-        android:paddingEnd="@dimen/autofill_dialog_padding_sides"
+        android:paddingEnd="44dp"
         android:paddingBottom="@dimen/autofill_dialog_padding_bottom">
 
         <FrameLayout
@@ -32,7 +32,7 @@
         <org.mozilla.vrbrowser.ui.views.CustomRecyclerView
             android:id="@+id/loginsList"
             style="@style/customRecyclerViewStyle"
-            android:layout_width="match_parent"
+            android:layout_width="340dp"
             android:layout_height="match_parent"
             android:layout_below="@id/titleContainer"
             android:layout_above="@+id/buttonsLayout"

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

@@ -14,7 +14,9 @@
 
     <FrameLayout
         android:layout_width="match_parent"
-        android:layout_height="@dimen/library_item_row_height">
+        android:layout_height="@dimen/library_item_row_height"
+        android:layout_marginEnd="20dp"
+        android:background="@color/asphalt">
 
         <RelativeLayout
             android:id="@+id/layout"