Quickswap enabled by default (Simple-Station#77)

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# Description

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Quickswap is now enabled by default on items that don't specify whether
it should be on or off in their yaml

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# Changelog

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:cl:
- add: You can once again directly insert things like ID cards and gun
magazines without having to take out the old one first.

Content.Shared/CCVar/CCVars.cs

@@ -415,7 +415,7 @@ public static readonly CVarDef<bool>
         ///     Whether item slots, such as power cell slots or AME fuel cell slots, should support quick swap if it is not otherwise specified in their YAML prototype.
         /// </summary>
         public static readonly CVarDef<bool> AllowSlotQuickSwap =
-            CVarDef.Create("game.slot_quick_swap", false, CVar.REPLICATED);
+            CVarDef.Create("game.slot_quick_swap", true, CVar.REPLICATED);
 
 #if EXCEPTION_TOLERANCE
         /// <summary>