Refactoring of roles and notifications about antagonist assignment (#16864)

* Refactoring of antagonist roles and notifications about antagonist role assignment.
Refactoring of traitor assignment methods and bug fixing.

* Announcement files moved, code is adjusted to new revision

* Play to entity changed to play to global cause of mono audio restrictions.

* Path to audio files changed to sound specifiers, unique alerts for each role.

* Uncommited changes

* New alert sounds for each antag role.

* PR review fixes

* Antagonist role assignment sound notifications moved to Systems, sounds moved to Components.

* License update

* Fixed naming and redundant parameters

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Co-authored-by: Титов Вячеслав Витальевич <rincew1nd@yandex.ru>

Resources/Audio/Misc/license.txt

@@ -4,6 +4,4 @@ siren.ogg taken from https://github.com/ParadiseSS13/Paradise/blob/master/sound/
 
 redalert.ogg was taken from: https://github.com/Skyrat-SS13/Skyrat13/commit/2d4f2d1b489590b559e4073f41b126cef56f4c50
 
-bluealert.ogg was taken from: https://github.com/Skyrat-SS13/Skyrat13/commit/2d4f2d1b489590b559e4073f41b126cef56f4c50
-
-nukeops.ogg was taken from: https://github.com/tgstation/tgstation/commit/827967c9650c23af64280ad1491405fed8f644c5
+bluealert.ogg was taken from: https://github.com/Skyrat-SS13/Skyrat13/commit/2d4f2d1b489590b559e4073f41b126cef56f4c50