Use nuget standardized properties (dotnet#51014)

* Use nuget standardized properties

Requires dotnet/arcade#7212. Helps with the pkgproj to csproj conversion.

Directory.Build.props

@@ -233,7 +233,7 @@
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <Copyright>$(CopyrightNetFoundation)</Copyright>
     <PackageThirdPartyNoticesFile>$(MSBuildThisFileDirectory)THIRD-PARTY-NOTICES.TXT</PackageThirdPartyNoticesFile>
-    <ReleaseNotes>https://go.microsoft.com/fwlink/?LinkID=799421</ReleaseNotes>
+    <PackageReleaseNotes>https://go.microsoft.com/fwlink/?LinkID=799421</PackageReleaseNotes>
     <!-- Indicates this is not an officially supported release. Release branches should set this to false. -->
     <!-- Keep it in sync with PRERELEASE in eng/native/configureplatform.cmake -->
     <IsPrerelease>true</IsPrerelease>

src/libraries/Microsoft.XmlSerializer.Generator/pkg/Microsoft.XmlSerializer.Generator.pkgproj

@@ -4,8 +4,8 @@
     <ProjectReference Include="..\src\Microsoft.XmlSerializer.Generator.csproj" />
   </ItemGroup>
   <PropertyGroup>
-    <ReleaseNotes>https://go.microsoft.com/fwlink/?LinkID=863421</ReleaseNotes>
-    <ProjectUrl>https://go.microsoft.com/fwlink/?linkid=858594</ProjectUrl>
+    <PackageReleaseNotes>https://go.microsoft.com/fwlink/?LinkID=863421</PackageReleaseNotes>
+    <PackageProjectUrl>https://go.microsoft.com/fwlink/?linkid=858594</PackageProjectUrl>
     <SkipPackageFileCheck>true</SkipPackageFileCheck>
     <HarvestStablePackage>false</HarvestStablePackage>
   </PropertyGroup>
@@ -20,4 +20,4 @@
   </ItemGroup>
   <Import Project="$([MSBuild]::GetPathOfFileAbove(Directory.Build.targets))" />
   <Import Project=".\GenerateNupkgProps.targets" />
-</Project>
+</Project>