feat: 보스 스킬 추가 (스윙, 오른손치기2, 점프) 및 외부 애니메이션 추가

- 스윙, 오른손치기2, 점프 FBX 애니메이션 추가
- 각 스킬 데이터, 패턴 데이터, 데미지 이펙트 데이터 추가
- 우수2연타 패턴 삭제 및 오른손치기 스킬 데이터 수정
- BT_TestBoss 보스 AI 업데이트
- AnimationGoblinLocomotion 외부 애니메이션 패키지 추가

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Assets/External/Animations/AnimationGoblinLocomotion/Samples/Prefabs/PF_SyntyCamera.prefab

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