docs: audit and fix standards docs inconsistencies (v1.2)

AssetFolderSpec.md:
- §8.1: Enemies_{Region} → Enemies (match AddressableRules.cs single group)
- §8.4: fix old menu paths (Tools/Verification → Addressables)
- §10.3: fix Skill SO path (Data/Player/Skills → Data/Progression/Skills)
- §10.4: Charm workflow — remove 'bypass editor tools' recommendation
- §3.2: add SPL_ prefix for SpellSO
- Bump to v1.2

AddressablesLabelSpec.md:
- §6 step 7: fix old Verification menu path
- §7.2/7.3/7.4: unify menu notation (→ to /) and fix old Tools/Verification paths
- Bump to v1.2

AddressKeys.cs:
- Remove duplicate <summary> XML doc comment in Labels class

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Assets/_Game/Scenes/Persistent.unity

@@ -922,14 +922,14 @@ MonoBehaviour:
     DefaultMode: 2
   DefaultBlend:
     Style: 1
-    Time: 2
+    Time: 1
     CustomCurve:
       serializedVersion: 2
       m_Curve: []
       m_PreInfinity: 2
       m_PostInfinity: 2
       m_RotationOrder: 4
-  CustomBlends: {fileID: 0}
+  CustomBlends: {fileID: 11400000, guid: 9906ca91115b34d498a040782ef36e92, type: 2}
 --- !u!81 &464414703
 AudioListener:
   m_ObjectHideFlags: 0
@@ -971,7 +971,7 @@ Camera:
     height: 1
   near clip plane: 0.1
   far clip plane: 5000
-  field of view: 40
+  field of view: 10
   orthographic: 0
   orthographic size: 10
   m_Depth: 0
@@ -998,7 +998,7 @@ Transform:
   m_GameObject: {fileID: 464414701}
   serializedVersion: 2
   m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
-  m_LocalPosition: {x: 0, y: 0, z: 0}
+  m_LocalPosition: {x: -18.954266, y: 5.5, z: -64}
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_ConstrainProportionsScale: 0
   m_Children: []