Bump MSBuild.ProjectCreation from 2.0.1 to 2.1.1

Bumps [MSBuild.ProjectCreation](https://github.com/jeffkl/MSBuildProjectCreator) from 2.0.1 to 2.1.1.
- [Release notes](https://github.com/jeffkl/MSBuildProjectCreator/releases)
- [Commits](jeffkl/MSBuildProjectCreator@v2.0.1...v2.1.1)

Signed-off-by: dependabot[bot] <support@github.com>

src/GitVersion.MsBuild.Tests/GitVersion.MsBuild.Tests.csproj

@@ -10,7 +10,7 @@
  <PackageReference Include="Buildalyzer" Version="3.2.0" />
  <PackageReference Include="LibGit2Sharp" Version="$(PackageVersion_LibGit2Sharp)" />
  <PackageReference Include="Microsoft.Build" Version="$(PackageVersion_MsBuild)" />
- <PackageReference Include="MSBuild.ProjectCreation" Version="2.0.1" />
+ <PackageReference Include="MSBuild.ProjectCreation" Version="2.1.1" />
  </ItemGroup>
 
  <ItemGroup>