Bump xunit from 2.5.0 to 2.5.1 in /samples (#1412)

Bumps [xunit](https://github.com/xunit/xunit) from 2.5.0 to 2.5.1.
- [Commits](xunit/xunit@2.5.0...2.5.1)

---
updated-dependencies:
- dependency-name: xunit
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

src/CommunityToolkit.Maui.Analyzers.UnitTests/CommunityToolkit.Maui.Analyzers.UnitTests.csproj

@@ -17,7 +17,7 @@
     <PackageReference Include="Microsoft.Extensions.Configuration.Abstractions" Version="7.0.0" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="7.0.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.7.2" />
-    <PackageReference Include="xunit" Version="2.5.0" />
+    <PackageReference Include="xunit" Version="2.5.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.1" PrivateAssets="All" />
     <PackageReference Include="coverlet.collector" Version="6.0.0" PrivateAssets="All" />
     <PackageReference Include="Microsoft.CodeAnalysis" Version="4.7.0" />

src/CommunityToolkit.Maui.UnitTests/CommunityToolkit.Maui.UnitTests.csproj

@@ -12,7 +12,7 @@
     <PackageReference Include="AutoFixture.Xunit2" Version="4.18.0" />
     <PackageReference Include="FluentAssertions" Version="6.12.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.7.2" />
-    <PackageReference Include="xunit" Version="2.5.0" />
+    <PackageReference Include="xunit" Version="2.5.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.1" PrivateAssets="All" />
     <PackageReference Include="coverlet.collector" Version="6.0.0" PrivateAssets="All" />
   </ItemGroup>