[Prefab] 보스 프리팹 및 데이터 추가

Ultraworked with [Sisyphus](https://github.com/code-yeonggu/oh-my-opencode)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

Assets/Prefabs/Bosses/NewEnemyData.asset

@@ -0,0 +1,28 @@
+%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: 1ecdc2379b078b246a0bd5c0fb58e346, type: 3}
+  m_Name: NewEnemyData
+  m_EditorClassIdentifier: Colosseum.Game::Colosseum.Enemy.EnemyData
+  enemyName: "\uD14C\uC2A4\uD2B8 \uBCF4\uC2A4"
+  description: 
+  icon: {fileID: 21300000, guid: 452012ebe6d33bc4bbb53a355f77ce63, type: 3}
+  baseStrength: 10
+  baseDexterity: 10
+  baseIntelligence: 10
+  baseVitality: 10
+  baseWisdom: 10
+  baseSpirit: 10
+  moveSpeed: 5
+  rotationSpeed: 10
+  aggroRange: 10
+  attackRange: 2
+  attackCooldown: 1