Fix missed log_batch_size in init_service().

Author: NikitaFedoraev

pytest_reportportal/service.py

@@ -142,12 +142,14 @@ def init_service(self,
             if self.rp_supports_parameters:
                 self.ignored_attributes = list(
                     set(ignored_attributes).union({'parametrize'}))
+            self.log_batch_size = log_batch_size
             log.debug('ReportPortal - Init service: endpoint=%s, '
                       'project=%s, uuid=%s', endpoint, project, uuid)
             self.rp = ReportPortalService(
                 endpoint=endpoint,
                 project=project,
                 token=uuid,
+                log_batch_size=log_batch_size,
                 retries=retries,
                 verify_ssl=verify_ssl
             )