chore(deps): Bump Microsoft.Build.Locator from 1.5.5 to 1.5.6 (#701)

Bumps [Microsoft.Build.Locator](https://github.com/microsoft/MSBuildLocator) from 1.5.5 to 1.5.6.
- [Release notes](https://github.com/microsoft/MSBuildLocator/releases)
- [Commits](https://github.com/microsoft/MSBuildLocator/commits)

---
updated-dependencies:
- dependency-name: Microsoft.Build.Locator
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

benchmarks/Riok.Mapperly.Benchmarks/Riok.Mapperly.Benchmarks.csproj

@@ -18,7 +18,7 @@
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.6.0" PrivateAssets="all" />
     <PackageReference Include="Microsoft.CodeAnalysis.Common" Version="4.6.0" PrivateAssets="all" />
     <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.4" PrivateAssets="all" />
-    <PackageReference Include="Microsoft.Build.Locator" Version="1.5.5" />
+    <PackageReference Include="Microsoft.Build.Locator" Version="1.5.6" />
     <PackageReference Include="NuGet.Frameworks" Version="6.7.0" />
   </ItemGroup>