osmo_ms_driver: Store Mobile and VirtPhy content under test rundir

Change-Id: I89223e0d77bcb3e6921be683d705161009630a2c
diff --git a/src/osmo_ms_driver/starter.py b/src/osmo_ms_driver/starter.py
index 559e392..5d8611c 100644
--- a/src/osmo_ms_driver/starter.py
+++ b/src/osmo_ms_driver/starter.py
@@ -54,7 +54,7 @@
 
     def start(self, loop, testenv=None):
         if testenv is not None: # overwrite run_dir to store files if run from inside osmo-gsm-tester:
-            self.run_dir = util.Dir(testenv.suite().get_run_dir().new_dir(self.name()))
+            self.run_dir = util.Dir(testenv.test().get_run_dir().new_dir(self.name()))
         if len(self._phy_filename.encode()) > 107:
             raise log.Error('Path for unix socket is longer than max allowed len for unix socket path (107):', self._phy_filename)
 
@@ -136,7 +136,7 @@
 
     def start(self, loop, testenv=None):
         if testenv is not None: # overwrite run_dir to store files if run from inside osmo-gsm-tester:
-            self.run_dir = util.Dir(testenv.suite().get_run_dir().new_dir(self.name()))
+            self.run_dir = util.Dir(testenv.test().get_run_dir().new_dir(self.name()))
         lua_filename = self.write_lua_cfg()
         mob_filename = self.write_mob_cfg(lua_filename, self._phy_filename)