Fixed caldera startup unit test

app/machinecontrol.py

@@ -442,8 +442,7 @@ class Machine():
         playground = self.vm_manager.get_playground()
 
         if self.get_os() == "linux":
-            cmd = f"""chmod +x caldera_agent.sh;
-nohup bash {playground}/caldera_agent.sh start &
+            cmd = f"""chmod +x caldera_agent.sh; nohup bash {playground}/caldera_agent.sh start &
                       """
         elif self.get_os() == "windows":
             if playground:

tests/test_machinecontrol.py

@@ -233,7 +233,7 @@ class TestMachineControl(unittest.TestCase):
         m.set_caldera_server("http://www.test.test")
         with patch.object(m.vm_manager, "get_playground", return_value="/vagrant/target3"):
             cmd = m.create_start_caldera_client_cmd()
-        self.assertEqual(cmd.strip(), "nohup /vagrant/target3/caldera_agent.sh start &".strip())
+        self.assertEqual(cmd.strip(), "chmod +x caldera_agent.sh; nohup bash /vagrant/target3/caldera_agent.sh start &".strip())
 
     # Create caldera start command and verify it (windows)
     def test_get_windows_caldera_start_cmd(self):