Hotfix Patch 159

Patch notes of Steam update #159, released on July 17th, 2023:

[h2]Miscellaneous[/h2]

• Fixed downloading files over HTTP (FastDL) always failing
  
• Fixed dedicated servers getting stuck in the intermission state
  
• Fixed the 'Join Game' option from the Steam Friends window doing nothing

[h2]SDK tools[/h2]

• Fixed collision of the light point class and the Light base class in FGD