Fix bug: import parse_file_500 correctly

Author: pgmpablo157321

mlperf_logging/compliance_checker/mlp_parser/__init__.py

@@ -8,7 +8,7 @@
 from .ruleset_310 import parse_file as parse_file_310
 from .ruleset_400 import parse_file as parse_file_400
 from .ruleset_410 import parse_file as parse_file_410
-from .ruleset_410 import parse_file as parse_file_500
+from .ruleset_500 import parse_file as parse_file_500
 
 
 def parse_file(filename, ruleset='0.6.0'):