Update MSBuild SDK Extras

Author: Redth

source/AndroidSupportProject.cshtml

@@ -1,5 +1,5 @@
 @using System.Linq
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="MSBuild.Sdk.Extras/2.0.54">
 
   <PropertyGroup>
     <TargetFramework>MonoAndroid90</TargetFramework>
@@ -207,10 +207,6 @@
     </Target>
   }
 
-  <ItemGroup>
-    <PackageReference Include="MSBuild.Sdk.Extras" Version="1.4.0" PrivateAssets="All" />
-  </ItemGroup>
-
   <Import Project="$(MSBuildSDKExtrasTargets)" Condition="Exists('$(MSBuildSDKExtrasTargets)')" />
 
 </Project>