Update dependency Machine.Specifications to v1.1.1

Author: renovate[bot]

src/FluentNHibernate.Specs/FluentNHibernate.Specs.csproj

@@ -12,7 +12,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.5.0" />
     <PackageReference Include="FluentAssertions" Version="6.8.0" />
-    <PackageReference Include="Machine.Specifications" Version="1.1.0" />
+    <PackageReference Include="Machine.Specifications" Version="1.1.1" />
     <PackageReference Include="Machine.Specifications.Runner.VisualStudio" Version="2.10.2" />
   </ItemGroup>