fix: Reverse order of posts in gitops changelog (#1344)

Author: olegt-codefresh

_gitops/whats-new/changelog.md

@@ -9,11 +9,12 @@ If you missed any of our previous online announcements, you can find the latest
 
 > To subscribe to an RSS / Atom feed for our SaaS release notes, please [click here]({{ site.baseurl }}/changelog/gitops.xml).
 
-{% assign posts_by_year = site.posts-gitops | group_by_exp: "post", "post.date | date: '%Y'" %}
+{% assign posts_by_year = site.posts-gitops | group_by_exp: "post", "post.date | date: '%Y'" | reverse %}
 {% for year in posts_by_year %}
   <h2>{{ year.name }}</h2>
   <ul>
-    {% for post in year.items %}
+    {% assign sorted_posts = year.items | reverse %}
+    {% for post in sorted_posts %}
       <li>
         <a href="{{ site.baseurl }}{{ post.url }}">{{ post.title }}</a>
       </li>