[Config] 퀄리티 설정 단순화

- 모바일 퀄리티 레벨 삭제, PC만 유지

- 플랫폼 기본 퀄리티 매핑 제거

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

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

ProjectSettings/QualitySettings.asset

@@ -4,62 +4,8 @@
 QualitySettings:
   m_ObjectHideFlags: 0
   serializedVersion: 5
-  m_CurrentQuality: 1
+  m_CurrentQuality: 0
   m_QualitySettings:
-  - serializedVersion: 5
-    name: Mobile
-    pixelLightCount: 2
-    shadows: 2
-    shadowResolution: 1
-    shadowProjection: 1
-    shadowCascades: 2
-    shadowDistance: 40
-    shadowNearPlaneOffset: 3
-    shadowCascade2Split: 0.33333334
-    shadowCascade4Split: {x: 0.06666667, y: 0.2, z: 0.46666667}
-    shadowmaskMode: 0
-    skinWeights: 2
-    globalTextureMipmapLimit: 0
-    textureMipmapLimitSettings: []
-    anisotropicTextures: 1
-    antiAliasing: 0
-    softParticles: 0
-    softVegetation: 1
-    realtimeReflectionProbes: 0
-    billboardsFaceCameraPosition: 1
-    useLegacyDetailDistribution: 1
-    adaptiveVsync: 0
-    vSyncCount: 0
-    realtimeGICPUUsage: 100
-    adaptiveVsyncExtraA: 0
-    adaptiveVsyncExtraB: 0
-    lodBias: 1
-    meshLodThreshold: 1
-    maximumLODLevel: 0
-    enableLODCrossFade: 1
-    streamingMipmapsActive: 0
-    streamingMipmapsAddAllCameras: 1
-    streamingMipmapsMemoryBudget: 512
-    streamingMipmapsRenderersPerFrame: 512
-    streamingMipmapsMaxLevelReduction: 2
-    streamingMipmapsMaxFileIORequests: 1024
-    particleRaycastBudget: 256
-    asyncUploadTimeSlice: 2
-    asyncUploadBufferSize: 16
-    asyncUploadPersistentBuffer: 1
-    resolutionScalingFixedDPIFactor: 1
-    customRenderPipeline: {fileID: 11400000, guid: 5e6cbd92db86f4b18aec3ed561671858, type: 2}
-    terrainQualityOverrides: 0
-    terrainPixelError: 1
-    terrainDetailDensityScale: 1
-    terrainBasemapDistance: 1000
-    terrainDetailDistance: 80
-    terrainTreeDistance: 5000
-    terrainBillboardStart: 50
-    terrainFadeLength: 5
-    terrainMaxTrees: 50
-    excludedTargetPlatforms:
-    - Standalone
   - serializedVersion: 5
     name: PC
     pixelLightCount: 2
@@ -116,22 +62,4 @@ QualitySettings:
     - Android
     - iPhone
   m_TextureMipmapLimitGroupNames: []
-  m_PerPlatformDefaultQuality:
-    Android: 0
-    AndroidXR: 0
-    GameCoreScarlett: 1
-    GameCoreXboxOne: 1
-    Lumin: 0
-    MetaQuest: 0
-    Nintendo Switch: 1
-    Nintendo Switch 2: 1
-    PS4: 1
-    PS5: 1
-    Server: 0
-    Stadia: 0
-    Standalone: 1
-    WebGL: 0
-    Windows Store Apps: 0
-    XboxOne: 0
-    iPhone: 0
-    tvOS: 0
+  m_PerPlatformDefaultQuality: {}