Bump TUnit from 1.28.7 to 1.29.0 (#974)

Updated [TUnit](https://github.com/thomhurst/TUnit) from 1.28.7 to
1.29.0.

<details>
<summary>Release notes</summary>

_Sourced from [TUnit's
releases](https://github.com/thomhurst/TUnit/releases)._

## 1.29.0

<!-- Release notes generated using configuration in .github/release.yml
at v1.29.0 -->

## What's Changed
### Other Changes
* 🤖 Update Mock Benchmark Results by @​thomhurst in
thomhurst/TUnit#5420
* fix(mocks): resolve build errors when mocking Azure SDK clients by
@​thomhurst in thomhurst/TUnit#5440
* fix: deduplicate virtual hook overrides across class hierarchy
(#​5428) by @​thomhurst in thomhurst/TUnit#5441
* fix(mocks): unique __argArray locals per event in RaiseEvent dispatch
(#​5423) by @​thomhurst in thomhurst/TUnit#5442
* refactor(mocks): extract MockTypeModel.Visibility helper by
@​thomhurst in thomhurst/TUnit#5443
* fix(mocks): preserve nullable annotations on generated event
implementations by @​thomhurst in
thomhurst/TUnit#5444
* fix(mocks): preserve nullability on event handler types (#​5425) by
@​thomhurst in thomhurst/TUnit#5445
### Dependencies
* chore(deps): update tunit to 1.28.7 by @​thomhurst in
thomhurst/TUnit#5416
* chore(deps): update dependency polyfill to v10 by @​thomhurst in
thomhurst/TUnit#5417
* chore(deps): update dependency polyfill to v10 by @​thomhurst in
thomhurst/TUnit#5418
* chore(deps): update dependency mockolate to 2.4.0 by @​thomhurst in
thomhurst/TUnit#5431
* chore(deps): update mstest to 4.2.1 by @​thomhurst in
thomhurst/TUnit#5433
* chore(deps): update dependency microsoft.net.test.sdk to 18.4.0 by
@​thomhurst in thomhurst/TUnit#5435
* chore(deps): update microsoft.testing to 2.2.1 by @​thomhurst in
thomhurst/TUnit#5432
* chore(deps): update dependency
microsoft.testing.extensions.codecoverage to 18.6.2 by @​thomhurst in
thomhurst/TUnit#5437
* chore(deps): update dependency @​docusaurus/theme-mermaid to ^3.10.0
by @​thomhurst in thomhurst/TUnit#5438
* chore(deps): update docusaurus to v3.10.0 by @​thomhurst in
thomhurst/TUnit#5439


**Full Changelog**:
thomhurst/TUnit@v1.28.7...v1.29.0

Commits viewable in [compare
view](thomhurst/TUnit@v1.28.7...v1.29.0).
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Directory.Packages.props

@@ -24,7 +24,7 @@
     <PackageVersion Include="Azure.Identity" Version="1.20.0" />
     <PackageVersion Include="Azure.Monitor.OpenTelemetry.AspNetCore" Version="1.4.0" />
     <PackageVersion Include="Microsoft.ApplicationInsights.Profiler.AspNetCore" Version="3.0.2" />
-    <PackageVersion Include="TUnit" Version="1.28.7" />
+    <PackageVersion Include="TUnit" Version="1.29.0" />
     <PackageVersion Include="EssentialCSharp.Shared.Models" Version="$(ToolingPackagesVersion)" />
     <PackageVersion Include="HtmlAgilityPack" Version="1.12.4" />
     <PackageVersion Include="IntelliTect.Multitool" Version="2.0.0" />