Work profile visual polish

- Calculate work profile switch height and apply it as a padding to recyclerview instead of reading height from view.
- Add solid background to work_apps paused overlay for improved crossfade animation on pause/unpause
- Don't show work paused overlay text in landscape mode

Bug 151672365
Bug 153763804
Bug 151595687

Test: Manual
Change-Id: I6c14a8a1624455181d4998555bcc3ae2bb422efe
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index 31b12ad..947e635 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -96,7 +96,6 @@
     <!-- The size of corner radius of the arrow in the arrow toast. -->
     <dimen name="arrow_toast_corner_radius">2dp</dimen>
 
-    <dimen name="all_apps_work_profile_tab_footer_padding">20dp</dimen>
 
 <!-- Search bar in All Apps -->
     <dimen name="all_apps_header_max_elevation">3dp</dimen>
@@ -105,6 +104,9 @@
 
     <dimen name="all_apps_divider_margin_vertical">8dp</dimen>
 
+    <dimen name="work_profile_footer_padding">20dp</dimen>
+    <dimen name="work_profile_footer_text_size">16sp</dimen>
+
 <!-- Widget tray -->
     <dimen name="widget_preview_label_vertical_padding">8dp</dimen>
     <dimen name="widget_preview_label_horizontal_padding">16dp</dimen>