chore(deps): bump LibGit2Sharp from 0.28.0 to 0.29.0

Bumps [LibGit2Sharp](https://github.com/libgit2/libgit2sharp) from 0.28.0 to 0.29.0.
- [Release notes](https://github.com/libgit2/libgit2sharp/releases)
- [Changelog](https://github.com/libgit2/libgit2sharp/blob/master/CHANGES.md)
- [Commits](libgit2/libgit2sharp@0.28.0...0.29.0)

---
updated-dependencies:
- dependency-name: LibGit2Sharp
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

src/Chief.Core/Chief.Core.csproj

@@ -8,7 +8,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="LibGit2Sharp" Version="0.28.0"/>
+        <PackageReference Include="LibGit2Sharp" Version="0.29.0"/>
         <PackageReference Include="MedallionShell" Version="1.6.2"/>
         <PackageReference Include="Microsoft.VisualStudio.Setup.Configuration.Interop" Version="3.8.2112"/>
     </ItemGroup>