I20260313-1800
- modify ConvertToRecordRefactoring to not allow classes with no fields and no classes with member classes - add new tests to AssistQuickFixTest16 and ConvertToRecordTests - fixes #2865
- modify ConvertToRecordRefactoring to not allow classes with no fields and no classes with member classes - add new tests to AssistQuickFixTest16 and ConvertToRecordTests - fixes #2865