update mechaobj target in test

Author: fredroy

bindings/Sofa/tests/Core/BaseObject.py

@@ -55,7 +55,7 @@ def test_slave_master(self):
     def test_getTarget(self):
         root = create_scene("rootNode")
         c = root.addObject("MechanicalObject", name="t")
-        self.assertEqual(c.getTarget(), 'SofaBaseMechanics')
+        self.assertEqual(c.getTarget(), 'Sofa.Component.Container')
 
     def test_getName(self):
         root = create_scene("rootNode")