[main] Update dependencies from dotnet/arcade (#13907)

This pull request updates the following dependencies

[marker]: <> (Begin:369b758c-dad8-4fea-810a-64fb6b0308e9)
## From https://github.com/dotnet/arcade
- **Subscription**:
[369b758c-dad8-4fea-810a-64fb6b0308e9](https://maestro.dot.net/subscriptions?search=369b758c-dad8-4fea-810a-64fb6b0308e9)
- **Build**:
[20260528.2](https://dev.azure.com/dnceng/internal/_build/results?buildId=2986522)
([316237](https://maestro.dot.net/channel/8394/github:dotnet:arcade/build/316237))
- **Date Produced**: May 28, 2026 9:11:55 PM UTC
- **Commit**:
[a7bf38d04c8247b059c688f5448dc556e0cd6bb5](dotnet/arcade@a7bf38d)
- **Branch**:
[release/10.0](https://github.com/dotnet/arcade/tree/release/10.0)

[DependencyUpdate]: <> (Begin)

- **Dependency Updates**:
  - From [10.0.0-beta.26269.10 to 10.0.0-beta.26278.2][1]
     - Microsoft.DotNet.Arcade.Sdk
     - Microsoft.DotNet.XUnitV3Extensions

[1]: dotnet/arcade@ef50e01...a7bf38d

[DependencyUpdate]: <> (End)


[marker]: <> (End:369b758c-dad8-4fea-810a-64fb6b0308e9)

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

Author: dotnet-maestro[bot]

eng/Version.Details.props

@@ -6,8 +6,8 @@ This file should be imported by eng/Versions.props
 <Project>
   <PropertyGroup>
     <!-- dotnet-arcade dependencies -->
-    <MicrosoftDotNetArcadeSdkPackageVersion>10.0.0-beta.26269.10</MicrosoftDotNetArcadeSdkPackageVersion>
-    <MicrosoftDotNetXUnitV3ExtensionsPackageVersion>10.0.0-beta.26269.10</MicrosoftDotNetXUnitV3ExtensionsPackageVersion>
+    <MicrosoftDotNetArcadeSdkPackageVersion>10.0.0-beta.26278.2</MicrosoftDotNetArcadeSdkPackageVersion>
+    <MicrosoftDotNetXUnitV3ExtensionsPackageVersion>10.0.0-beta.26278.2</MicrosoftDotNetXUnitV3ExtensionsPackageVersion>
     <!-- dotnet-roslyn dependencies -->
     <MicrosoftNetCompilersToolsetPackageVersion>5.8.0-1.26274.19</MicrosoftNetCompilersToolsetPackageVersion>
     <!-- dotnet-runtime dependencies -->

eng/Version.Details.xml

@@ -106,9 +106,9 @@
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="10.0.0-beta.26269.10">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="10.0.0-beta.26278.2">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>ef50e01056369b217663cac33386645a296ef53d</Sha>
+      <Sha>a7bf38d04c8247b059c688f5448dc556e0cd6bb5</Sha>
     </Dependency>
     <Dependency Name="NuGet.Build.Tasks" Version="7.8.0-rc.49">
       <Uri>https://github.com/nuget/nuget.client</Uri>
@@ -118,9 +118,9 @@
       <Uri>https://github.com/dotnet/roslyn</Uri>
       <Sha>b3e2ba3f0d28e529812471bcead2e2eebc7b2b54</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.XUnitV3Extensions" Version="10.0.0-beta.26269.10">
+    <Dependency Name="Microsoft.DotNet.XUnitV3Extensions" Version="10.0.0-beta.26278.2">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>ef50e01056369b217663cac33386645a296ef53d</Sha>
+      <Sha>a7bf38d04c8247b059c688f5448dc556e0cd6bb5</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>

eng/common/core-templates/steps/publish-logs.yml

@@ -17,6 +17,6 @@
     "xcopy-msbuild": "18.0.0"
   },
   "msbuild-sdks": {
-    "Microsoft.DotNet.Arcade.Sdk": "10.0.0-beta.26269.10"
+    "Microsoft.DotNet.Arcade.Sdk": "10.0.0-beta.26278.2"
   }
 }