refactor: Add types before operations

This is an execution no-op but allows SDL printing to order correctly.

Author: NeedleInAJayStack

Sources/GraphQL/Type/Schema.swift

@@ -73,6 +73,10 @@ public final class GraphQLSchema {
         // Build type map now to detect any errors within this schema.
         var initialTypes: [GraphQLNamedType] = []
 
+        if !types.isEmpty {
+            initialTypes.append(contentsOf: types)
+        }
+
         if let query = queryType {
             initialTypes.append(query)
         }
@@ -87,10 +91,6 @@ public final class GraphQLSchema {
 
         initialTypes.append(__Schema)
 
-        if !types.isEmpty {
-            initialTypes.append(contentsOf: types)
-        }
-
         var typeMap = TypeMap()
 
         for type in initialTypes {