feat: 무적 이상상태 기반 구르기 스킬 정리

- 무적 이상상태 데이터와 효과 에셋을 추가
- 구르기를 일반 스킬이 무적 상태를 부여하는 구조로 변경
- 대미지 처리와 플레이어 상태 판정이 무적 이상상태를 참조하도록 정리

Assets/_Game/Data/Abnormalities/Data_Abnormality_Player_Invincible.asset

@@ -0,0 +1,24 @@
+%YAML 1.1
+%TAG !u! tag:unity3d.com,2011:
+--- !u!114 &11400000
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 0}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: b08cc671f858a3b409170a5356e960a0, type: 3}
+  m_Name: Data_Abnormality_Player_Invincible
+  m_EditorClassIdentifier: Colosseum.Game::Colosseum.Abnormalities.AbnormalityData
+  abnormalityName: "\uBB34\uC801"
+  icon: {fileID: 0}
+  duration: 1
+  level: 1
+  isDebuff: 0
+  statModifiers: []
+  periodicInterval: 0
+  periodicValue: 0
+  controlType: 4
+  slowMultiplier: 0.5

Assets/_Game/Data/Abnormalities/Data_Abnormality_Player_Invincible.asset.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: 7a1f2b3c4d5e6f708192a3b4c5d6e7f8
+NativeFormatImporter:
+  externalObjects: {}
+  mainObjectFileID: 11400000
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: