Fix traffic cases didn't report result to sponge.

bug: 271187119
Change-Id: Icef9bb2b5dab5d6779d9023ca2f2668acf45a30a
diff --git a/acts_tests/tests/google/power/tel/PowerTelTraffic_Preset_Test.py b/acts_tests/tests/google/power/tel/PowerTelTraffic_Preset_Test.py
index 04ea4bd..7cdf8dd 100644
--- a/acts_tests/tests/google/power/tel/PowerTelTraffic_Preset_Test.py
+++ b/acts_tests/tests/google/power/tel/PowerTelTraffic_Preset_Test.py
@@ -80,6 +80,7 @@
         self.collect_power_data_and_validate()
 
     def teardown_test(self):
+        super().teardown_test()
         # Write iperf log
         self.ssh_iperf_server.close()
         uplink_log_name = self.test_name + '_uplink.txt'