obj: Fix objects placing their content in suite rundir instead of test rundir

Change-Id: I421d35473575086b93d5c8db98b909cc6c83d896
diff --git a/src/osmo_gsm_tester/obj/ms_ofono.py b/src/osmo_gsm_tester/obj/ms_ofono.py
index 2598eee..e1ddbc8 100644
--- a/src/osmo_gsm_tester/obj/ms_ofono.py
+++ b/src/osmo_gsm_tester/obj/ms_ofono.py
@@ -382,7 +382,7 @@
         self._ki = None
         self._imsi = None
         self._apn_ipaddr = None
-        self.run_dir = util.Dir(testenv.suite().get_run_dir().new_dir(self.name().strip('/')))
+        self.run_dir = util.Dir(testenv.test().get_run_dir().new_dir(self.name().strip('/')))
         self.sms_received_list = []
         self.dbus = ModemDbusInteraction(self.dbuspath)
         self.register_attempts = 0