Add helion (fixes #2692)

games/h.yaml

@@ -237,6 +237,33 @@
   updated: 2019-06-07
   url: https://hedgewars.org/
 
+- name: Helion
+  originals:
+  - Doom
+  type: remake
+  repo: 'https://github.com/Helion-Engine/Helion'
+  feed: 'https://github.com/Helion-Engine/Helion/releases.atom'
+  development: very active
+  status: playable
+  content: commercial
+  langs:
+  - 'C#'
+  frameworks:
+  - .NET
+  licenses:
+  - GPL3
+  info: A modern Doom engine written from the ground up with a focus on performance.
+  added: '2024-09-10'
+  updated: '2024-09-10'
+  images:
+  - 'https://i.imgur.com/YBQJAc2.png'
+  - 'https://i.imgur.com/WfNu68M.png'
+  - 'https://i.imgur.com/lrksM1C.png'
+  - 'https://i.imgur.com/iA4bVzs.png'
+  - 'https://i.imgur.com/dVbYPg4.png'
+  - 'https://i.imgur.com/XyD6UA2.png'
+  - 'https://i.imgur.com/1w9t5N1.png'
+
 - name: Hematite
   images:
   - https://raw.githubusercontent.com/PistonDevelopers/hematite/master/screenshot.png