Update dependencies from https://dev.azure.com/devdiv/DevDiv/_git/vs-code-coverage build 20260408.1

On relative base path root
Microsoft.Testing.Extensions.CodeCoverage From Version 18.7.0-preview.26201.1 -> To Version 18.7.0-preview.26208.1

Author: dotnet-maestro[bot]

eng/Version.Details.xml

@@ -13,9 +13,9 @@
       <Uri>https://github.com/dotnet/arcade</Uri>
       <Sha>bebe22e46c55ad92df4f879c2de51d158927774a</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.Testing.Extensions.CodeCoverage" Version="18.7.0-preview.26201.1">
+    <Dependency Name="Microsoft.Testing.Extensions.CodeCoverage" Version="18.7.0-preview.26208.1">
       <Uri>https://dev.azure.com/devdiv/DevDiv/_git/vs-code-coverage</Uri>
-      <Sha>def88fd1ac083374cf38193aca1426eaad13bdda</Sha>
+      <Sha>f9a0a66451dc10766313b07dbb56b197c1b54e7b</Sha>
     </Dependency>
     <Dependency Name="MSTest" Version="4.3.0-preview.26203.3">
       <Uri>https://github.com/microsoft/testfx</Uri>

eng/Versions.props

@@ -8,7 +8,7 @@
   </PropertyGroup>
   <PropertyGroup Label="MSTest prod dependencies - darc updated">
     <MicrosoftDotNetBuildTasksTemplatingPackageVersion>11.0.0-beta.26208.3</MicrosoftDotNetBuildTasksTemplatingPackageVersion>
-    <MicrosoftTestingExtensionsCodeCoverageVersion>18.7.0-preview.26201.1</MicrosoftTestingExtensionsCodeCoverageVersion>
+    <MicrosoftTestingExtensionsCodeCoverageVersion>18.7.0-preview.26208.1</MicrosoftTestingExtensionsCodeCoverageVersion>
     <!-- empty line to avoid merge conflicts for darc PRs to update CC and MSTest+MTP -->
     <MSTestVersion>4.3.0-preview.26203.3</MSTestVersion>
     <MicrosoftTestingPlatformVersion>2.3.0-preview.26203.3</MicrosoftTestingPlatformVersion>