fix(testenv): use correct server name for runnign tests

ConfigGenerator/TestEnv.py

@@ -160,8 +160,7 @@ class _TestEnvCommand(AbstractCommand):
             self.devices = self.testmod.Devices.get(gtor.parsed_settings)
 
             if self.args.test:
-                exe_in_testenv_dir = os.path.join(
-                    self.args.folder, os.path.split(self.args.exe[0].replace('-', '_'))[1])
+                exe_in_testenv_dir = os.path.join(self.args.folder, gtor.parsed_settings['SERVERNAME'])
 
                 try:
                     # needs a working dragon config