Remove excessive definition of `sideEffectAPIClass` in `AcediaAdapter`

All classes are supposed to be defined (and are already defined)
inside child classes.

sources/ClientRealm/ClientAcediaAdapter.uc

@@ -2,7 +2,7 @@
  *  Base class for objects that will provide an access to a Acedia's client- and
  *  server-specific functionality by giving a reference to this object to all
  *  Acedia's objects and actors, emulating a global API namespace.
- *      Copyright 2022 Anton Tarasenko
+ *      Copyright 2022-2023 Anton Tarasenko
  *------------------------------------------------------------------------------
  * This file is part of Acedia.
  *
@@ -27,6 +27,7 @@ var public const class<InteractionAPI>  clientInteractionAPIClass;
 
 defaultproperties
 {
+    sideEffectAPIClass          = class'KF1_SideEffectAPI'
     timeAPIClass                = class'KF1_TimeAPI'
     clientUnrealAPIClass        = class'KF1_ClientUnrealAPI'
     clientInteractionAPIClass   = class'KF1_InteractionAPI'

sources/CoreRealm/AcediaAdapter.uc

@@ -1,7 +1,7 @@
 /**
  *  Base class for describing what API Acedia should load into its client- and
  *  server- `...Global`s objects.
- *      Copyright 2022 Anton Tarasenko
+ *      Copyright 2022-2023 Anton Tarasenko
  *------------------------------------------------------------------------------
  * This file is part of Acedia.
  *
@@ -40,5 +40,4 @@ var public const class<TimeAPI>         timeAPIClass;
 
 defaultproperties
 {
-    sideEffectAPIClass = class'KF1_SideEffectAPI'
 }

sources/ServerRealm/ServerAcediaAdapter.uc

@@ -2,7 +2,7 @@
  *  Base class for objects that will provide an access to a Acedia's client- and
  *  server-specific functionality by giving a reference to this object to all
  *  Acedia's objects and actors, emulating a global API namespace.
- *      Copyright 2022 Anton Tarasenko
+ *      Copyright 2022-2023 Anton Tarasenko
  *------------------------------------------------------------------------------
  * This file is part of Acedia.
  *
@@ -30,6 +30,7 @@ var public const class<MutatorAPI>      serverMutatorAPIClass;
 
 defaultproperties
 {
+    sideEffectAPIClass      = class'KF1_SideEffectAPI'
     timeAPIClass            = class'KF1_TimeAPI'
     serverUnrealAPIClass    = class'KF1_ServerUnrealAPI'
     serverBroadcastAPIClass = class'KF1_BroadcastAPI'