Increase space for am_pm by 4dp.

Quick fix for Korean locale.

Bug: 5569162
Change-Id: Ia08e8774ff61a69e3591d7ad45d1aaf314f8d8e5

res/layout/alarm_alert.xml

@@ -27,7 +27,7 @@
         android:gravity="center"
         android:paddingTop="24dip"
         android:paddingLeft="24dip"
-        android:paddingRight="24dip"
+        android:paddingRight="20dip"
         android:paddingBottom="80dp"
         android:baselineAligned="true"
         android:layout_alignParentTop="true"
@@ -41,12 +41,12 @@
             android:textSize="80dp"
             android:layout_alignParentRight="true"
             android:textColor="?android:attr/textColorPrimary"
-            android:layout_marginRight="40dip"/>
+            android:layout_marginRight="44dip"/>
 
         <com.android.deskclock.AndroidClockTextView
             useClockTypeface="false"
             android:id="@+id/am_pm"
-            android:layout_width="36dip"
+            android:layout_width="40dip"
             android:layout_height="wrap_content"
             android:textStyle="bold"
             android:textSize="20dp"