Version 49.alpha.0

• meson: Change x11-support default value to false
  
• Disable Xorg session by default
  
• udev: Drop disable_wayland overrides
  
• Fix build with gcc 15
  
• Translation updates
  

Contributors:
Marge Bot, Zbigniew Jędrzejewski-Szmek, Florian Müllner, Jordan Petridis,
Ray Strode, Joan Torres, Adrian Vovk, Alynx Zhou

Translators:
Antonio Marin [ro], Baxrom Raxmatov [uz], Cheng-Chia Tseng [zh_TW],
Andi Chandler [en_GB], Peter Mráz [sk], Rūdolfs Mazurs [lv]