Update slots to support assigning to specific items

Assets/Prefabs/Environment/LureSpotA.prefab

@@ -34,6 +34,7 @@ Transform:
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!212 &4110666412151536905
 SpriteRenderer:
+  serializedVersion: 2
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
   m_PrefabInstance: {fileID: 0}
@@ -79,6 +80,7 @@ SpriteRenderer:
   m_SortingLayerID: 0
   m_SortingLayer: 0
   m_SortingOrder: 1
+  m_MaskInteraction: 0
   m_Sprite: {fileID: 0}
   m_Color: {r: 1, g: 1, b: 1, a: 1}
   m_FlipX: 0
@@ -88,7 +90,6 @@ SpriteRenderer:
   m_AdaptiveModeThreshold: 0.5
   m_SpriteTileMode: 0
   m_WasSpriteAssigned: 0
-  m_MaskInteraction: 0
   m_SpriteSortPoint: 0
 --- !u!1 &7249528695393012044
 GameObject:
@@ -131,6 +132,7 @@ Transform:
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!212 &6258593095132504700
 SpriteRenderer:
+  serializedVersion: 2
   m_ObjectHideFlags: 0
   m_CorrespondingSourceObject: {fileID: 0}
   m_PrefabInstance: {fileID: 0}
@@ -176,6 +178,7 @@ SpriteRenderer:
   m_SortingLayerID: 0
   m_SortingLayer: 0
   m_SortingOrder: 0
+  m_MaskInteraction: 0
   m_Sprite: {fileID: -8438005379329254897, guid: fe735eb4f8856904caec179520dcb92f, type: 3}
   m_Color: {r: 1, g: 1, b: 1, a: 1}
   m_FlipX: 0
@@ -185,7 +188,6 @@ SpriteRenderer:
   m_AdaptiveModeThreshold: 0.5
   m_SpriteTileMode: 0
   m_WasSpriteAssigned: 1
-  m_MaskInteraction: 0
   m_SpriteSortPoint: 0
 --- !u!61 &5475802662781903683
 BoxCollider2D: