chore: update sample app webgl template

Author: andrew-yangy

sample/ProjectSettings/ProjectSettings.asset

@@ -759,10 +759,10 @@ PlayerSettings:
   webGLDebugSymbols: 0
   webGLEmscriptenArgs: 
   webGLModulesDirectory: 
-  webGLTemplate: APPLICATION:Default
+  webGLTemplate: PROJECT:unity-webview
   webGLAnalyzeBuildSize: 0
   webGLUseEmbeddedResources: 0
-  webGLCompressionFormat: 0
+  webGLCompressionFormat: 2
   webGLWasmArithmeticExceptions: 0
   webGLLinkerTarget: 1
   webGLThreadsSupport: 0
@@ -798,7 +798,7 @@ PlayerSettings:
   allowUnsafeCode: 0
   useDeterministicCompilation: 1
   enableRoslynAnalyzers: 1
-  selectedPlatform: 2
+  selectedPlatform: 4
   additionalIl2CppArgs: 
   scriptingRuntimeVersion: 1
   gcIncremental: 1