Comments in user_analog_project_wrapper.spice break precheck

[d-m-bailey]

The precheck consistency check checks the top level instances in netgen/user_analog_project_wrapper.spice against the top level cells in gds/user_analog_project_wrapper.gds.

Comments in the top level of the user_analog_project_wrapper.spice cause the following error.

Traceback (most recent call last):
  File "mpw_precheck.py", line 141, in <module>
    default_content='_default_content')
  File "mpw_precheck.py", line 102, in main
    run_precheck_sequence(precheck_config=precheck_config, project_config=project_config)
  File "mpw_precheck.py", line 68, in run_precheck_sequence
    results[check.__surname__] = check.run()
  File "/home/kanobailey/mpw_precheck/check_manager/__init__.py", line 67, in run
    defines_file_path=self.precheck_config['caravel_root'] / 'verilog/rtl/defines.v')
  File "/home/kanobailey/mpw_precheck/checks/consistency_check/consistency_check.py", line 85, in main
    user_netlist_parser = get_netlist_parser(project_config['user_netlist'], project_config['user_module'], project_config['netlist_type'], include_files=include_files, preprocess_define=PREPROCESS_DEFINES)
  File "/home/kanobailey/mpw_precheck/checks/consistency_check/parsers/netlist_parser/__init__.py", line 420, in get_netlist_parser
    return SpiceParser(netlist, top_module)
  File "/home/kanobailey/mpw_precheck/checks/consistency_check/parsers/netlist_parser/__init__.py", line 180, in __init__
    self.instances = [instance.name for instance in subcircuit]
  File "/home/kanobailey/mpw_precheck/checks/consistency_check/parsers/netlist_parser/__init__.py", line 180, in <listcomp>
    self.instances = [instance.name for instance in subcircuit]
AttributeError: 'Comment' object has no attribute 'name'