Downgrade System.Security.Cryptography.Xml to 8.0.0 (#81338)

Version 8.0.1 is causing source build errors in VMR:
dotnet/dotnet#3244 (comment)

Author: jjonescz

eng/Packages.props

@@ -310,7 +310,7 @@
     <PackageVersion Include="Microsoft.TeamFoundationServer.Client" Version="19.232.0-preview" />
     <PackageVersion Include="System.Data.SqlClient" Version="$(SystemDataSqlClientVersion)" />
     <!-- fix of vulnerability in 6.0.0 coming via Microsoft.TeamFoundationServer.Client -->
-    <PackageVersion Include="System.Security.Cryptography.Xml" Version="8.0.1" />
+    <PackageVersion Include="System.Security.Cryptography.Xml" Version="8.0.0" />
     <PackageVersion Include="System.Security.Cryptography.Pkcs" Version="8.0.0" />
     <!--
       Infra

eng/Version.Details.props

@@ -45,7 +45,7 @@ This file should be imported by eng/Versions.props
     <!-- dotnet/symreader dependencies -->
     <MicrosoftDiaSymReaderPackageVersion>2.0.0</MicrosoftDiaSymReaderPackageVersion>
     <!-- dotnet/arcade-services dependencies -->
-    <MicrosoftDotNetDarcLibPackageVersion>1.1.0-beta.25503.1</MicrosoftDotNetDarcLibPackageVersion>
+    <MicrosoftDotNetDarcLibPackageVersion>1.1.0-beta.25161.2</MicrosoftDotNetDarcLibPackageVersion>
     <!-- dotnet/roslyn-analyzers dependencies -->
     <MicrosoftCodeAnalysisAnalyzersPackageVersion>3.11.0</MicrosoftCodeAnalysisAnalyzersPackageVersion>
     <MicrosoftCodeAnalysisAnalyzerUtilitiesPackageVersion>3.3.0</MicrosoftCodeAnalysisAnalyzerUtilitiesPackageVersion>

eng/Version.Details.xml

@@ -135,9 +135,9 @@
       <Uri>https://github.com/dotnet/arcade</Uri>
       <Sha>73fa8a8e61a28b103613e06c1692b44f7bc89947</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.DarcLib" Version="1.1.0-beta.25503.1">
+    <Dependency Name="Microsoft.DotNet.DarcLib" Version="1.1.0-beta.25161.2">
       <Uri>https://github.com/dotnet/arcade-services</Uri>
-      <Sha>cc62b9386f210bc9e9498ee2fc55f3005c90db30</Sha>
+      <Sha>8b5a2ffee4f4097893b7fc670f7d86d84c8c841f</Sha>
     </Dependency>
     <Dependency Name="Microsoft.DotNet.FileBasedPrograms" Version="10.0.200-preview.0.25556.104">
       <Uri>https://github.com/dotnet/dotnet</Uri>