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

Change-Id: I421d35473575086b93d5c8db98b909cc6c83d896
diff --git a/src/osmo_gsm_tester/obj/bts_oc2g.py b/src/osmo_gsm_tester/obj/bts_oc2g.py
index ee86cc3..2d55637 100644
--- a/src/osmo_gsm_tester/obj/bts_oc2g.py
+++ b/src/osmo_gsm_tester/obj/bts_oc2g.py
@@ -100,7 +100,7 @@
         if self.bsc is None:
             raise RuntimeError('BTS needs to be added to a BSC or NITB before it can be started')
         log.log('Starting OsmoBtsOC2G to connect to', self.bsc)
-        self.run_dir = util.Dir(self.testenv.suite().get_run_dir().new_dir(self.name()))
+        self.run_dir = util.Dir(self.testenv.test().get_run_dir().new_dir(self.name()))
         self.configure()
 
         self.inst = util.Dir(os.path.abspath(self.testenv.suite().trial().get_inst(OsmoBtsOC2G.BTS_OC2G_BIN)))