Use the name if available instead of the default name. (#3126)

This should prevent us from running into the naming collsion that happens when the default_name is already in use for another model.

Author: jack-edmonds-dd

.generator/src/generator/formatter.py

@@ -492,8 +492,8 @@ def format_data_with_schema_list(
                 continue
 
             if name:
-                one_of_imports.add(f"{default_name}")
-                value = f"new {default_name}({value})"
+                one_of_imports.add(f"{name}")
+                value = f"new {name}({value})"
             elif default_name:
                 one_of_imports.add(f"{default_name}Item")
                 value = f"new {default_name}Item({value})"