Remove obsolete value

Bug: 124767050
Test: manual
Change-Id: I4fb57aed295dc093dd15d3000550d21c752f42a7
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index 0a899a5..69fbdd6 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -58,8 +58,6 @@
     <!-- End margin of playback queue button -->
     <dimen name="playback_queue_button_margin_end">@*android:dimen/car_padding_2</dimen>
 
-    <!-- Tab height -->
-    <dimen name="browse_tab_height">76dp</dimen>
     <!-- Tab max width -->
     <dimen name="browse_tab_width">134dp</dimen>
     <!-- Tab Padding -->