Update README.md

Author: winscripter

README.md

@@ -67,7 +67,7 @@ var factory = new SlnxFactory();
 var folder = new Folder("Solution Items");
 folder.AddProjectWithPathOnly("./CSharp/CSharp.csproj");
 folder.AddProjectWithPathOnly("./VB.NET/VB.NET.vbproj");
-folder.AddProject(new Project("./DockerCompose/DockerCompose.dcproj", typeGuid: Guid.NewGuid(), config: new(solution: "*|*", project: "*|*|Deploy")));
+folder.AddProject(new Project("./DockerCompose/DockerCompose.dcproj", typ: Guid.NewGuid().ToString(), config: new(solution: "*|*", project: "*|*|Deploy")));
 var moreFolders = new Folder("C++");
 moreFolders.AddFiles(["util.cpp", "util.h", "data.cc", "data.h"]);
 folder.AddFiles(["File1.cs", "File2.cs"]);