rn-88: Add new release + Reading suggestions

I added a new Tower for Mac release and 4 new blog posts 🙂

Author: brunofbrito

rev_news/drafts/edition-88.md

@@ -34,15 +34,17 @@ This edition covers what happened during the month of May 2022.
 -->
 
 ## Releases
-
++ Tower for Mac [8.3](https://www.git-tower.com/release-notes/mac?show_tab=release-notes)
 
 ## Other News
 
 __Various__
 
-
 __Light reading__
-
++[Better File Comparison with Kaleidoscope](https://www.git-tower.com/blog/kaleidoscope/) by Bruno Brito on Tower’s blog.
++[Working with Feature Branches](https://www.git-tower.com/blog/working-with-feature-branches/) by Bruno Brito on Tower’s blog.
++[Coming Up on Tower's Roadmap](https://www.git-tower.com/blog/coming-up-on-the-roadmap-2022/) by Bruno Brito on Tower’s blog.
++[The Three Phases of Software Development](https://www.git-tower.com/blog/three-phases-of-software-development/) by Kristian Lumme on Tower’s blog.
 
 __Git tools and sites__