fix: temporarily increase the cache hours (#1771)

api/pin.js

@@ -41,8 +41,8 @@ module.exports = async (req, res) => {
     const repoData = await fetchRepo(username, repo);
 
     let cacheSeconds = clampValue(
-      parseInt(cache_seconds || CONSTANTS.TWO_HOURS, 10),
-      CONSTANTS.TWO_HOURS,
+      parseInt(cache_seconds || CONSTANTS.FOUR_HOURS, 10),
+      CONSTANTS.FOUR_HOURS,
       CONSTANTS.ONE_DAY,
     );