[21.12] Update of the week: Snow Defense, Dovmihr's Legendary WIN-WIN Machine, Shadow Packs

The maintenance is over, the server is online. Changelog:

Events and Shop:
— The Dovmihr's Legendary WIN-WIN Machine arrived in launcher.
— The Shadow Packs arrived in launcher.
— The "Snow Defense" event has begun.

Finished activities:
— The Special Packs for Ranger left the launcher.
— The Transmutator Packs left the launcher.
— The Lucky Treasures Sets left the launcher.
— The "Poring Invasion: Prontera" event has come to an end.

Game changes:
— Fixed a bug with the inability to insert a Brinaranea Card into a weapon
— Fixed a bug with the inability to exit some buildings in the Lutie village.
— Changes to Dovmihr's List.
Loyalist Hood item replaced with Great Shinobi Sash.
Rescue Whistle item replaced with Seraphim Coronet