CS: GO update from 12/10/2019 (v1.37.3.2)

Changelog:

[ Misc ]

• It started snowing and the winter season fun begins which includes snowballs, festive chickens, and freeze frame holiday borders.
• Added 2020 Service Medal to be awarded for outstanding service and achievement starting from January 1, 2020 GMT.
• Adjusted weights on several end of match accolades.
• Removed a sound debug command.

[ Maps ]

• Updated nav mesh for Office to prevent bots sometimes getting stuck.
• Updated Jungle.