Remove scrim on highlighted spring-loaded panel.

Bug: 27135377
Change-Id: I470955ed082a45ae7dc5f8fdd1f3decb2b573dbc
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index fee62dc..b06afc4 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -134,6 +134,8 @@
 
     <dimen name="drag_flingToDeleteMinVelocity">-1500dp</dimen>
 
+    <dimen name="spring_loaded_panel_border">1dp</dimen>
+
 <!-- Theme -->
     <dimen name="quantum_panel_outer_padding">4dp</dimen>