Update dependency NJsonSchema to 11.5.1

Author: renovate[bot]

src/Model/Model.csproj

@@ -13,7 +13,7 @@
   <!-- Dependencies -->
   <ItemGroup>
     <PackageReference Include="Newtonsoft.Json" Version="13.0.4" />
-    <PackageReference Include="NJsonSchema" Version="11.5.0" />
+    <PackageReference Include="NJsonSchema" Version="11.5.1" />
   </ItemGroup>
 
 </Project>