fix(feed): use chronological config for Explore By Date feed (#3748)

Author: pnvasanth

__tests__/feeds.ts

@@ -626,7 +626,7 @@ describe('query anonymousFeed by time', () => {
       .post('/feed.json', (body) => {
         // Verify the request includes order_by: 'date' for TIME ranking
         expect(body.order_by).toBe(FeedOrderBy.Date);
-        expect(body.feed_config_name).toBe('popular');
+        expect(body.feed_config_name).toBe('custom_feed_na_v1');
         return true;
       })
       .reply(200, {

src/integrations/feed/generators.ts

@@ -120,7 +120,7 @@ export const feedGenerators: Partial<Record<FeedVersion, FeedGenerator>> =
       new FeedPreferencesConfigGenerator(
         {
           ...baseFeedConfig,
-          feed_config_name: FeedConfigName.Popular,
+          feed_config_name: FeedConfigName.CustomFeedNaV1,
           min_day_range: 14,
           allowed_content_curations: [
             'news',