[Bouncer] Do not Autosize numpad.

The autosizing logic seems to have inadvertent side effects. Will remove
this for now.

The autosizing logic was added in ag/20612038. I'm opting to fix forward
because other changes were added into that CL.

Fixes: 261552438
Test: open up bouncer.
Change-Id: I44c41c93ad235b09fc6e4e9966b24c6b4fdcd915

packages/SystemUI/res-keyguard/layout/keyguard_num_pad_key.xml

@@ -18,8 +18,6 @@
     <TextView
         android:id="@+id/digit_text"
         style="@style/Widget.TextView.NumPadKey.Digit"
-        android:autoSizeMaxTextSize="32sp"
-        android:autoSizeTextType="uniform"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         />