[NTP::PhysicalWeb] Move Physical Web section to the top.

components/ntp_snippets/category_rankers/constant_category_ranker.cc

Index: components/ntp_snippets/category_rankers/constant_category_ranker.cc
diff --git a/components/ntp_snippets/category_rankers/constant_category_ranker.cc b/components/ntp_snippets/category_rankers/constant_category_ranker.cc
index c008b7952413534a5d0fcee77a99fc4f8975dfcf..9fb648a7e41e470ce2c220d9aeef7a2b9f199a0d 100644
--- a/components/ntp_snippets/category_rankers/constant_category_ranker.cc
+++ b/components/ntp_snippets/category_rankers/constant_category_ranker.cc
@@ -10,11 +10,11 @@ namespace ntp_snippets {
 
 ConstantCategoryRanker::ConstantCategoryRanker() {
   // Add all local categories in a fixed order.
+  AppendKnownCategory(KnownCategories::PHYSICAL_WEB_PAGES);
   AppendKnownCategory(KnownCategories::DOWNLOADS);
   AppendKnownCategory(KnownCategories::RECENT_TABS);
   AppendKnownCategory(KnownCategories::FOREIGN_TABS);
   AppendKnownCategory(KnownCategories::BOOKMARKS);
-  AppendKnownCategory(KnownCategories::PHYSICAL_WEB_PAGES);
 
   DCHECK_EQ(static_cast<size_t>(KnownCategories::LOCAL_CATEGORIES_COUNT),
             ordered_categories_.size());