docs: added another itsfoss article and included author names

Author: ErikBjare

_data/articles.yml

@@ -1,12 +1,17 @@
 # External articles and such
 
-- title: "ActivityWatch v0.13 release"
-  author: "It's FOSS"
+- title: "Open-Source Time Tracker 'ActivityWatch' App Gets a New Release After a Year"
+  author: "Sourav Rudra - It's FOSS"
   date: "2024-06-12"
   url: "https://news.itsfoss.com/activitywatch-0-13-release/"
 
-- title: "ActivityWatch v0.11 release"
-  author: "It's FOSS"
+- title: "Track Your Screen Time in Linux with ActivityWatch"
+  author: "Ankush Das - It's FOSS"
+  date: "2023-10-29"
+  url: "https://itsfoss.com/activitywatch/"
+
+- title: "Time Tracker ActivityWatch v0.11 Released with UI Improvements and New Features"
+  author: "Omar Maarof - It's FOSS"
   date: "2021-06-18"
   url: "https://news.itsfoss.com/activitywatch-0-11-release/"