Always generate netstandard compatibility (#141)

* change modifier from public to internal, always generate netstandard compatibility

* Revert removal of NetstandardCompatibility if statement

* whitespace

---------

Co-authored-by: JEB <[email protected]>

Author: Bulkje

src/TestApp/TestStandardLibrary/Generated/GraphQL.g.cs

@@ -1559,7 +1559,7 @@ public static void Init()
 namespace System.Runtime.CompilerServices
 {
     [AttributeUsage(AttributeTargets.Method, Inherited = false)]
-    public sealed class ModuleInitializerAttribute : Attribute
+    internal sealed class ModuleInitializerAttribute : Attribute
     {
     }
 }

src/ZeroQL.Tools/Bootstrap/GraphQLGenerator.cs

@@ -281,7 +281,7 @@ private static MemberDeclarationSyntax GenerateNetstandardCompatibility()
 
         // Create the attribute class
         var attributeClass = ClassDeclaration("ModuleInitializerAttribute")
-            .AddModifiers(Token(SyntaxKind.PublicKeyword), Token(SyntaxKind.SealedKeyword))
+            .AddModifiers(Token(SyntaxKind.InternalKeyword), Token(SyntaxKind.SealedKeyword))
             .AddBaseListTypes(SimpleBaseType(IdentifierName("Attribute")))
             .AddAttributeLists(AttributeList()
                 .AddAttributes(Attribute(IdentifierName("AttributeUsage"))