adjust the expected metrics

Author: ravishankar-sumo

tests/integration/internal/constants.go

@@ -239,9 +239,9 @@ var (
 		"otelcol_exporter_requests_sent",
 		"otelcol_exporter_sent_metric_points",
 		"otelcol_processor_accepted_metric_points",
-		"otelcol_processor_batch_batch_send_size_count",
-		"otelcol_processor_batch_batch_send_size_sum",
-		"otelcol_processor_batch_timeout_trigger_send",
+		// "otelcol_processor_batch_batch_send_size_count", // Deprecated
+		// "otelcol_processor_batch_batch_send_size_sum", // Deprecated
+		// "otelcol_processor_batch_timeout_trigger_send", // Deprecated
 		"otelcol_processor_groupbyattrs_metric_groups_count",
 		"otelcol_processor_groupbyattrs_metric_groups_sum",
 		"otelcol_processor_groupbyattrs_num_non_grouped_metrics",