Bootstrapper update to fix splashscreen flicker

src/Calculator.Wasm/Calculator.Wasm.csproj

@@ -58,7 +58,7 @@
 		<PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
 		<PackageReference Include="Uno.UI" Version="1.45.0-dev.1916" />
 		<PackageReference Include="Uno.UI.Sample.Banner" Version="1.44.0-dev.23" />
-		<PackageReference Include="Uno.Wasm.Bootstrap" Version="1.0.0-dev.298" />
+		<PackageReference Include="Uno.Wasm.Bootstrap" Version="1.0.0-dev.300" />
 		<DotNetCliToolReference Include="Uno.Wasm.Bootstrap.Cli" Version="1.0.0-dev.298" />
 	</ItemGroup>
 	<ItemGroup>