Remove menu background; add perf test resources

Remove hardcoded background-color from MainMenu.uss. Add PerformanceTestRunInfo.json and PerformanceTestRunSettings.json (plus their .meta files) to store performance test metadata and settings. Update ProjectSettings.asset LFS oid/size to reflect project metadata change.

Assets/Game/Menus/MainMenu/MainMenu.uss

@@ -3,7 +3,6 @@
     flex-direction: column;
     align-items: flex-start;
     justify-content: center;
-    background-color: rgb(43, 0, 87);
     overflow: hidden;
     padding-left: 6%;
     right: 0;

Assets/Resources/PerformanceTestRunInfo.json

@@ -0,0 +1 @@
+{"TestSuite":"","Date":0,"Player":{"Development":false,"ScreenWidth":0,"ScreenHeight":0,"ScreenRefreshRate":0,"Fullscreen":false,"Vsync":0,"AntiAliasing":0,"Batchmode":false,"RenderThreadingMode":"MultiThreaded","MtRendering":false,"GraphicsJobs":false,"GpuSkinning":true,"Platform":"","ColorSpace":"","AnisotropicFiltering":"","BlendWeights":"","GraphicsApi":"","ScriptingBackend":"IL2CPP","AndroidTargetSdkVersion":"AndroidApiLevelAuto","AndroidBuildSystem":"Gradle","BuildTarget":"Android","StereoRenderingPath":"MultiPass"},"Hardware":{"OperatingSystem":"","DeviceModel":"","DeviceName":"","ProcessorType":"","ProcessorCount":0,"GraphicsDeviceName":"","SystemMemorySizeMB":0},"Editor":{"Version":"6000.3.8f1","Branch":"6000.3/staging","Changeset":"1c7db571dde0","Date":1770173777},"Dependencies":["com.unity.ai.navigation@2.0.10","com.unity.collab-proxy@2.11.3","com.unity.ide.rider@3.0.39","com.unity.ide.visualstudio@2.0.26","com.unity.inputsystem@1.18.0","com.unity.multiplayer.center@1.0.1","com.unity.render-pipelines.universal@17.3.0","com.unity.test-framework@1.6.0","com.unity.timeline@1.8.10","com.unity.ugui@2.0.0","com.unity.visualscripting@1.9.9","com.unity.modules.accessibility@1.0.0","com.unity.modules.adaptiveperformance@1.0.0","com.unity.modules.ai@1.0.0","com.unity.modules.androidjni@1.0.0","com.unity.modules.animation@1.0.0","com.unity.modules.assetbundle@1.0.0","com.unity.modules.audio@1.0.0","com.unity.modules.cloth@1.0.0","com.unity.modules.director@1.0.0","com.unity.modules.imageconversion@1.0.0","com.unity.modules.imgui@1.0.0","com.unity.modules.jsonserialize@1.0.0","com.unity.modules.particlesystem@1.0.0","com.unity.modules.physics@1.0.0","com.unity.modules.physics2d@1.0.0","com.unity.modules.screencapture@1.0.0","com.unity.modules.terrain@1.0.0","com.unity.modules.terrainphysics@1.0.0","com.unity.modules.tilemap@1.0.0","com.unity.modules.ui@1.0.0","com.unity.modules.uielements@1.0.0","com.unity.modules.umbra@1.0.0","com.unity.modules.unityanalytics@1.0.0","com.unity.modules.unitywebrequest@1.0.0","com.unity.modules.unitywebrequestassetbundle@1.0.0","com.unity.modules.unitywebrequestaudio@1.0.0","com.unity.modules.unitywebrequesttexture@1.0.0","com.unity.modules.unitywebrequestwww@1.0.0","com.unity.modules.vectorgraphics@1.0.0","com.unity.modules.vehicles@1.0.0","com.unity.modules.video@1.0.0","com.unity.modules.vr@1.0.0","com.unity.modules.wind@1.0.0","com.unity.modules.xr@1.0.0","com.unity.modules.subsystems@1.0.0","com.unity.modules.hierarchycore@1.0.0","com.unity.ext.nunit@2.0.5","com.unity.render-pipelines.core@17.3.0","com.unity.shadergraph@17.3.0","com.unity.render-pipelines.universal-config@17.0.3","com.unity.searcher@4.9.4","com.unity.burst@1.8.27","com.unity.mathematics@1.3.3","com.unity.collections@2.6.2","com.unity.nuget.mono-cecil@1.11.6","com.unity.test-framework.performance@3.2.0"],"Results":[]}

Assets/Resources/PerformanceTestRunInfo.json.meta

@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: d305fdc2c1813364397ec1196676de43
+TextScriptImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Resources/PerformanceTestRunSettings.json

@@ -0,0 +1 @@
+{"MeasurementCount":-1}

Assets/Resources/PerformanceTestRunSettings.json.meta

@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: bfb06e5f7cce0544790ed50b774173bd
+TextScriptImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: