Fix sorting of releases by date per major version

Moved the sorting of releases by published date outside the reduce loop to reduce calls

Author: Stefterv

scripts/fetchReleases.js

@@ -85,10 +85,14 @@ const fetchReleases = async (githubToken) => {
       acc[majorVersion] = [];
     }
     acc[majorVersion].push(release.node);
-    acc[majorVersion].sort((a, b) => new Date(b.publishedAt) - new Date(a.publishedAt));
     return acc;
   }, {});
 
+  // sort releases by date within each major version
+  Object.keys(sortedReleases).forEach((key) => {
+    sortedReleases[key].sort((a, b) => new Date(b.publishedAt) - new Date(a.publishedAt));
+  });
+
   // genereate the content/download/selected.json e.g.
   // {
   //   "selectedReleases": [