Update Microsoft.Bcl.Cryptography to RC1

Author: scott-xu

Directory.Packages.props

@@ -11,7 +11,7 @@
     <PackageVersion Include="GitHubActionsTestLogger" Version="2.4.1" />
     <PackageVersion Include="Meziantou.Analyzer" Version="2.0.210" />
     <!-- Should stay on LTS .NET releases. -->
-    <PackageVersion Include="Microsoft.Bcl.Cryptography" Version="10.0.0-preview.7.25380.108" />
+    <PackageVersion Include="Microsoft.Bcl.Cryptography" Version="10.0.0-rc.1.25451.107" />
     <PackageVersion Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.3" />
     <PackageVersion Include="Microsoft.Extensions.Logging.Console" Version="9.0.7" />
     <PackageVersion Include="MSTest" Version="3.10.0" />

src/Renci.SshNet/Security/KeyExchangeMLKem768X25519Sha256.cs

@@ -13,7 +13,6 @@
 
 namespace Renci.SshNet.Security
 {
-#pragma warning disable SYSLIB5006 // Type is for evaluation purposes only and is subject to change or removal in future updates. Suppress this diagnostic to proceed.
     internal sealed class KeyExchangeMLKem768X25519Sha256 : KeyExchangeEC
     {
         private readonly MLKemAlgorithm _mlkem768 = MLKemAlgorithm.MLKem768;
@@ -161,5 +160,4 @@ protected override void Dispose(bool disposing)
             base.Dispose(disposing);
         }
     }
-#pragma warning restore SYSLIB5006 // Type is for evaluation purposes only and is subject to change or removal in future updates. Suppress this diagnostic to proceed.
 }