Magic and gamerule tweaks (#363)

* - tweak: Wiz hardsuit tweaks.

* - tweak: Gamemode tweaks.

* - add: Mindswap spell.

* - add: Transfer wizard component on mindswap.

* - add: Wizard is blight immune.

Content.Server/RoundEnd/RoundEndSystem.cs

@@ -53,7 +53,7 @@ namespace Content.Server.RoundEnd
         /// <summary>
         /// Countdown to use where there is no station alert countdown to be found.
         /// </summary>
-        public TimeSpan DefaultCountdownDuration { get; set; } = TimeSpan.FromMinutes(10);
+        public TimeSpan DefaultCountdownDuration { get; set; } = TimeSpan.FromMinutes(5);
 
         private CancellationTokenSource? _countdownTokenSource;
         private CancellationTokenSource? _cooldownTokenSource;