Remove the qsb layout margin and update the margin horizontal of it's container

New spec: https://screenshot.googleplex.com/FqnN1azFvCy.png
Screenshot: https://screenshot.googleplex.com/c0oDQSvQvyL.png

Test: Manually
Bug: 157402935
Change-Id: If14a41eabbfbaae198d7ded244175ff907012976
diff --git a/res/layout/theme_preview_content.xml b/res/layout/theme_preview_content.xml
index 2257dfc..e6d01ec 100644
--- a/res/layout/theme_preview_content.xml
+++ b/res/layout/theme_preview_content.xml
@@ -21,6 +21,7 @@
     android:layout_height="match_parent"
     android:paddingTop="@dimen/preview_theme_content_padding_top"
     android:paddingBottom="@dimen/preview_theme_content_padding_bottom"
+    android:clipToPadding="false"
     android:clipChildren="false">
 
     <FrameLayout
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index 8b57d0d..98ca16a 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -75,7 +75,7 @@
     <dimen name="preview_theme_content_padding_bottom">24dp</dimen>
     <dimen name="preview_theme_topbar_container_margin_horizontal">16dp</dimen>
     <dimen name="preview_theme_color_icons_container_margin_horizontal">10dp</dimen>
-    <dimen name="preview_theme_qsb_container_margin_horizontal">12dp</dimen>
+    <dimen name="preview_theme_qsb_container_margin_horizontal">14dp</dimen>
     <dimen name="preview_theme_smart_space_date_size">16sp</dimen>
     <dimen name="preview_theme_app_icon_size">64dp</dimen>
     <dimen name="preview_theme_app_icon_shape_text_margin_top">8dp</dimen>