Change fetch caching back.

src/data/episodes.js

@@ -248,7 +248,7 @@ Object.entries(episodeExtra).forEach(([id, { slug }]) => {
 })
 
 export async function getEpisodes() {
-  const feedRes = await fetch('https://feeds.buzzsprout.com/1764837.rss', { cache: 'no-store' }); // { next: { revalidate: 60 * 10 } }
+  const feedRes = await fetch('https://feeds.buzzsprout.com/1764837.rss', { next: { revalidate: 60 * 10 } });
 
     const feedString = await feedRes.text()
   // const feedString = fs.readFileSync('./feed.rss').toString()