[Upd] python Add operators in test

aidge_core/unit_tests/test_recipies.py

@@ -34,9 +34,9 @@ class test_recipies(unittest.TestCase):
 
     def test_fuse_matmul_add(self):
         matmul0 = aidge_core.GenericOperator("MatMul", 1, 2, 1, name="MatMul0")
-        add0 = aidge_core.Add(name="Add0")
+        add0 = aidge_core.Add(2, name="Add0")
         matmul1 = aidge_core.GenericOperator("MatMul", 1, 2, 1, name="MatMul1")
-        add1 = aidge_core.Add(name="Add1")
+        add1 = aidge_core.Add(2, name="Add1")
 
         graph_view = aidge_core.sequential([matmul0, add0, matmul1, add1])