[main] Update dependencies from dotnet/xharness (#120893)

This pull request updates the following dependencies

[marker]: <> (Begin:be30ac4f-4b72-4287-1eb6-08d8d8fef0ea)
## From https://github.com/dotnet/xharness
- **Subscription**:
[be30ac4f-4b72-4287-1eb6-08d8d8fef0ea](https://maestro.dot.net/subscriptions?search=be30ac4f-4b72-4287-1eb6-08d8d8fef0ea)
- **Build**:
[20251128.2](https://dev.azure.com/dnceng/internal/_build/results?buildId=2849520)
([292629](https://maestro.dot.net/channel/2/github:dotnet:xharness/build/292629))
- **Date Produced**: November 28, 2025 3:03:15 PM UTC
- **Commit**:
[e26a7b2ad453b6739b033b18d9f896ab2f112e36](dotnet/xharness@e26a7b2)
- **Branch**: [main](https://github.com/dotnet/xharness/tree/main)

[DependencyUpdate]: <> (Begin)

- **Dependency Updates**:
  - From [10.0.0-prerelease.25506.2 to 11.0.0-prerelease.25578.2][5]
     - Microsoft.DotNet.XHarness.CLI
     - Microsoft.DotNet.XHarness.TestRunners.Common
     - Microsoft.DotNet.XHarness.TestRunners.Xunit

[5]: dotnet/xharness@5b57221...e26a7b2

[DependencyUpdate]: <> (End)


[marker]: <> (End:be30ac4f-4b72-4287-1eb6-08d8d8fef0ea)

---------

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

Author: dotnet-maestro[bot]

.config/dotnet-tools.json

@@ -15,7 +15,7 @@
       ]
     },
     "microsoft.dotnet.xharness.cli": {
-      "version": "10.0.0-prerelease.25506.2",
+      "version": "11.0.0-prerelease.25578.2",
       "commands": [
         "xharness"
       ]

eng/Version.Details.props

@@ -97,9 +97,9 @@ This file should be imported by eng/Versions.props
     <SystemTextRegularExpressionsTestDataPackageVersion>11.0.0-beta.25553.1</SystemTextRegularExpressionsTestDataPackageVersion>
     <SystemWindowsExtensionsTestDataPackageVersion>11.0.0-beta.25553.1</SystemWindowsExtensionsTestDataPackageVersion>
     <!-- dotnet/xharness dependencies -->
-    <MicrosoftDotNetXHarnessCLIPackageVersion>10.0.0-prerelease.25506.2</MicrosoftDotNetXHarnessCLIPackageVersion>
-    <MicrosoftDotNetXHarnessTestRunnersCommonPackageVersion>10.0.0-prerelease.25506.2</MicrosoftDotNetXHarnessTestRunnersCommonPackageVersion>
-    <MicrosoftDotNetXHarnessTestRunnersXunitPackageVersion>10.0.0-prerelease.25506.2</MicrosoftDotNetXHarnessTestRunnersXunitPackageVersion>
+    <MicrosoftDotNetXHarnessCLIPackageVersion>11.0.0-prerelease.25578.2</MicrosoftDotNetXHarnessCLIPackageVersion>
+    <MicrosoftDotNetXHarnessTestRunnersCommonPackageVersion>11.0.0-prerelease.25578.2</MicrosoftDotNetXHarnessTestRunnersCommonPackageVersion>
+    <MicrosoftDotNetXHarnessTestRunnersXunitPackageVersion>11.0.0-prerelease.25578.2</MicrosoftDotNetXHarnessTestRunnersXunitPackageVersion>
     <!-- _git/dotnet-optimization dependencies -->
     <optimizationlinuxarm64MIBCRuntimePackageVersion>1.0.0-prerelease.25502.1</optimizationlinuxarm64MIBCRuntimePackageVersion>
     <optimizationlinuxx64MIBCRuntimePackageVersion>1.0.0-prerelease.25502.1</optimizationlinuxx64MIBCRuntimePackageVersion>

eng/Version.Details.xml

@@ -291,17 +291,17 @@
       <Uri>https://github.com/dotnet/dotnet</Uri>
       <Sha>e545239117919cda700be149a2e9a032374fc284</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.XHarness.TestRunners.Common" Version="10.0.0-prerelease.25506.2">
+    <Dependency Name="Microsoft.DotNet.XHarness.TestRunners.Common" Version="11.0.0-prerelease.25578.2">
       <Uri>https://github.com/dotnet/xharness</Uri>
-      <Sha>5b5722171c6c28f6c9f6b6148f148199b9dd0f5b</Sha>
+      <Sha>e26a7b2ad453b6739b033b18d9f896ab2f112e36</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.XHarness.TestRunners.Xunit" Version="10.0.0-prerelease.25506.2">
+    <Dependency Name="Microsoft.DotNet.XHarness.TestRunners.Xunit" Version="11.0.0-prerelease.25578.2">
       <Uri>https://github.com/dotnet/xharness</Uri>
-      <Sha>5b5722171c6c28f6c9f6b6148f148199b9dd0f5b</Sha>
+      <Sha>e26a7b2ad453b6739b033b18d9f896ab2f112e36</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.DotNet.XHarness.CLI" Version="10.0.0-prerelease.25506.2">
+    <Dependency Name="Microsoft.DotNet.XHarness.CLI" Version="11.0.0-prerelease.25578.2">
       <Uri>https://github.com/dotnet/xharness</Uri>
-      <Sha>5b5722171c6c28f6c9f6b6148f148199b9dd0f5b</Sha>
+      <Sha>e26a7b2ad453b6739b033b18d9f896ab2f112e36</Sha>
     </Dependency>
     <Dependency Name="Microsoft.DotNet.PackageTesting" Version="11.0.0-beta.25528.108">
       <Uri>https://github.com/dotnet/dotnet</Uri>