Update private space divider thickness and padding per spec.

Thickness (height) is 2dp.
Padding above and below the divider is 32dp.

bug: 340307977
test manually:
before: https://drive.google.com/file/d/1H364XUILz3gTLOENQL5zQBOELcza7YBk/view?usp=sharing
after: https://drive.google.com/file/d/1HCsnj2s9TwlzIjKL1aHbBqO15nkPoOLj/view?usp=sharing
after vertical padding: https://drive.google.com/file/d/1HS1SFVj9RfvuxHPGyk0PH5dGQum3spqe/view?usp=sharing
Flag: None

Change-Id: I64e9a228e9095449c4ef5f7680d92d234ab96f9f
diff --git a/res/drawable/private_space_app_divider.xml b/res/drawable/private_space_app_divider.xml
index 7d069ef..1ea12b3 100644
--- a/res/drawable/private_space_app_divider.xml
+++ b/res/drawable/private_space_app_divider.xml
@@ -17,5 +17,5 @@
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
     android:shape="rectangle">
     <solid android:color="?attr/materialColorOutlineVariant"/>
-    <size android:height="1dp" />
+    <size android:height="@dimen/all_apps_divider_height" />
 </shape>
\ No newline at end of file
diff --git a/res/layout/private_space_divider.xml b/res/layout/private_space_divider.xml
index fff8629..f72e139 100644
--- a/res/layout/private_space_divider.xml
+++ b/res/layout/private_space_divider.xml
@@ -18,8 +18,8 @@
     android:importantForAccessibility="no"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:paddingLeft="@dimen/ps_app_divider_padding"
-    android:paddingRight="@dimen/ps_app_divider_padding"
+    android:paddingHorizontal="@dimen/ps_app_divider_horizontal_padding"
+    android:paddingVertical="@dimen/ps_app_divider_vertical_padding"
     android:src="@drawable/private_space_app_divider"
     android:scaleType="fitXY"
     android:focusable="false" />
\ No newline at end of file
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index b4f8a47..e31a35f 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -526,7 +526,8 @@
     <dimen name="ps_button_height">40dp</dimen>
     <dimen name="ps_button_width">40dp</dimen>
     <dimen name="ps_lock_button_width">89dp</dimen>
-    <dimen name="ps_app_divider_padding">16dp</dimen>
+    <dimen name="ps_app_divider_horizontal_padding">16dp</dimen>
+    <dimen name="ps_app_divider_vertical_padding">32dp</dimen>
     <dimen name="ps_extra_bottom_padding">16dp</dimen>
     <dimen name="ps_lock_corner_radius">20dp</dimen>
     <dimen name="ps_lock_icon_size">20dp</dimen>