deps(test): update dependency microsoft.net.test.sdk to 18.5.1 (#1100)

This PR contains the following updates:

| Package | Change |
[Age](https://docs.renovatebot.com/merge-confidence/) |
[Confidence](https://docs.renovatebot.com/merge-confidence/) |
|---|---|---|---|
| [Microsoft.NET.Test.Sdk](https://redirect.github.com/microsoft/vstest)
| `18.4.0` → `18.5.1` |
![age](https://developer.mend.io/api/mc/badges/age/nuget/Microsoft.NET.Test.Sdk/18.5.1?slim=true)
|
![confidence](https://developer.mend.io/api/mc/badges/confidence/nuget/Microsoft.NET.Test.Sdk/18.4.0/18.5.1?slim=true)
|

---

### Release Notes

<details>
<summary>microsoft/vstest (Microsoft.NET.Test.Sdk)</summary>

###
[`v18.5.1`](https://redirect.github.com/microsoft/vstest/releases/tag/v18.5.1)

#### What's Changed

- Fix System.Collections.Immutable binding mismatch in Common.dll
(rel/18.5) by [@&#8203;nohwnd](https://redirect.github.com/nohwnd) in
[#&#8203;15720](https://redirect.github.com/microsoft/vstest/pull/15720)
- Port verify-binding-redirects.ps1 to rel/18.5 by
[@&#8203;nohwnd](https://redirect.github.com/nohwnd) in
[#&#8203;15719](https://redirect.github.com/microsoft/vstest/pull/15719)
- Bump to 18.5.1 by [@&#8203;nohwnd](https://redirect.github.com/nohwnd)
in
[#&#8203;15721](https://redirect.github.com/microsoft/vstest/pull/15721)

**Full Changelog**:
<microsoft/vstest@v18.5.0...v18.5.1>

###
[`v18.5.0`](https://redirect.github.com/microsoft/vstest/releases/tag/v18.5.0)

⚠️ Unlisted on Nuget, because of
[#&#8203;15718](https://redirect.github.com/microsoft/vstest/issues/15718)

#### What's Changed

- Add runtime configs by
[@&#8203;nohwnd](https://redirect.github.com/nohwnd) in
[#&#8203;15377](https://redirect.github.com/microsoft/vstest/pull/15377)
- Add net8.0 target for TranslationLayer by
[@&#8203;nohwnd](https://redirect.github.com/nohwnd) in
[#&#8203;15375](https://redirect.github.com/microsoft/vstest/pull/15375)
- Determine architecture of remote process on windows by
[@&#8203;nohwnd](https://redirect.github.com/nohwnd) in
[#&#8203;15396](https://redirect.github.com/microsoft/vstest/pull/15396)
- Updating System.Collections.Immutable package reference to version
9.0.0 by [@&#8203;MSLukeWest](https://redirect.github.com/MSLukeWest) in
[#&#8203;15392](https://redirect.github.com/microsoft/vstest/pull/15392)
- Dump via netcore tool on windows by
[@&#8203;nohwnd](https://redirect.github.com/nohwnd) in
[#&#8203;15397](https://redirect.github.com/microsoft/vstest/pull/15397)
- Fix answer file splitting by
[@&#8203;nohwnd](https://redirect.github.com/nohwnd) in
[#&#8203;15381](https://redirect.github.com/microsoft/vstest/pull/15381)
- Run tests against vsix runner by
[@&#8203;nohwnd](https://redirect.github.com/nohwnd) in
[#&#8203;15419](https://redirect.github.com/microsoft/vstest/pull/15419)

**Full Changelog**:
<microsoft/vstest@v18.4.0...v18.5.0>

</details>

---

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test/Directory.Build.props

@@ -10,7 +10,7 @@
 
     <ItemGroup>
         <PackageReference Include="FluentAssertions" Version="8.9.0" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.4.0" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.5.1" />
         <PackageReference Include="xunit.v3" Version="3.2.2" />
         <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>