[vs17.8] Update dependencies from dotnet/arcade (#12934)

This pull request updates the following dependencies

[marker]: <> (Begin:5f9c9524-456b-43ca-a978-063daaf53c38)
## From https://github.com/dotnet/arcade
- **Subscription**:
[5f9c9524-456b-43ca-a978-063daaf53c38](https://maestro.dot.net/subscriptions?search=5f9c9524-456b-43ca-a978-063daaf53c38)
- **Build**:
[20251211.2](https://dev.azure.com/dnceng/internal/_build/results?buildId=2858916)
([294298](https://maestro.dot.net/channel/3885/github:dotnet:arcade/build/294298))
- **Date Produced**: December 11, 2025 11:57:29 AM UTC
- **Commit**:
[4b01306353c43c151d713d152f48a4d523c41960](dotnet/arcade@4b01306)
- **Branch**:
[release/8.0](https://github.com/dotnet/arcade/tree/release/8.0)

[DependencyUpdate]: <> (Begin)

- **Dependency Updates**:
  - From [8.0.0-beta.25605.4 to 8.0.0-beta.25611.2][1]
     - Microsoft.DotNet.Arcade.Sdk
     - Microsoft.DotNet.XUnitExtensions

[1]: dotnet/arcade@f922da0...4b01306

[DependencyUpdate]: <> (End)


[marker]: <> (End:5f9c9524-456b-43ca-a978-063daaf53c38)

---------

Co-authored-by: dotnet-maestro[bot] <dotnet-maestro[bot]@users.noreply.github.com>
Co-authored-by: huulinh99 <[email protected]>

Author: dotnet-maestro[bot]

eng/Version.Details.xml

@@ -58,9 +58,9 @@
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="8.0.0-beta.25605.4">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="8.0.0-beta.25611.2">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>f922da012fe84ec4bd6e78ed483de7d6b9f2f564</Sha>
+      <Sha>4b01306353c43c151d713d152f48a4d523c41960</Sha>
       <SourceBuild RepoName="arcade" ManagedOnly="true" />
     </Dependency>
     <Dependency Name="Microsoft.DotNet.XliffTasks" Version="1.0.0-beta.23475.1" CoherentParentDependency="Microsoft.DotNet.Arcade.Sdk">
@@ -77,9 +77,9 @@
       <Sha>dc3d0694a4b31b8e27038431888cd4e8dd5b6cb6</Sha>
       <SourceBuild RepoName="roslyn" ManagedOnly="true" />
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.XUnitExtensions" Version="8.0.0-beta.25605.4">
+    <Dependency Name="Microsoft.DotNet.XUnitExtensions" Version="8.0.0-beta.25611.2">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>f922da012fe84ec4bd6e78ed483de7d6b9f2f564</Sha>
+      <Sha>4b01306353c43c151d713d152f48a4d523c41960</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>

eng/Versions.props

@@ -2,7 +2,7 @@
 <!-- Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the MIT license. See License.txt in the project root for full license information. -->
 <Project>
   <PropertyGroup>
-    <VersionPrefix>17.8.48</VersionPrefix>
+    <VersionPrefix>17.8.49</VersionPrefix>
     <DotNetFinalVersionKind>release</DotNetFinalVersionKind>
     <PackageValidationBaselineVersion>17.7.0</PackageValidationBaselineVersion>
     <AssemblyVersion>15.1.0.0</AssemblyVersion>
@@ -51,7 +51,7 @@
          Otherwise, this version of dotnet will not be installed and the build will error out. -->
     <DotNetCliVersion>$([System.Text.RegularExpressions.Regex]::Match($([System.IO.File]::ReadAllText('$(MSBuildThisFileDirectory)..\global.json')), '"dotnet": "([^"]*)"').Groups.get_Item(1))</DotNetCliVersion>
     <MicrosoftCodeAnalysisCollectionsVersion>4.2.0-1.22102.8</MicrosoftCodeAnalysisCollectionsVersion>
-    <MicrosoftDotNetXUnitExtensionsVersion>8.0.0-beta.25605.4</MicrosoftDotNetXUnitExtensionsVersion>
+    <MicrosoftDotNetXUnitExtensionsVersion>8.0.0-beta.25611.2</MicrosoftDotNetXUnitExtensionsVersion>
     <MicrosoftExtensionsDependencyModelVersion>7.0.0</MicrosoftExtensionsDependencyModelVersion>
     <MicrosoftIORedistVersion>6.0.0</MicrosoftIORedistVersion>
     <MicrosoftNetCompilersToolsetVersion>4.8.0-3.23465.5</MicrosoftNetCompilersToolsetVersion>

eng/common/internal-feed-operations.ps1

@@ -10,6 +10,6 @@
     "xcopy-msbuild": "17.8.5"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "8.0.0-beta.25605.4"
+    "Microsoft.DotNet.Arcade.Sdk": "8.0.0-beta.25611.2"
   }
 }