Remove faulty inheritance of log_artifact/log_artifacts fixes polyaxon/polyaxon#502

Author: mmourafiq

polyaxon_client/tracking/job.py

@@ -226,14 +226,6 @@ def _update(self, patch_dict):
                                    patch_dict=patch_dict,
                                    background=True)
 
-    @check_no_op
-    def log_artifact(self, file_path):
-        self.job.outputs_store.upload_file(file_path)
-
-    @check_no_op
-    def log_artifacts(self, dir_path):
-        self.job.outputs_store.upload_file(dir_path)
-
     @check_no_op
     def get_outputs_path(self):
         return get_outputs_path()