Fix data entry flow test

tests/test_data_entry_flow.py

@@ -1020,8 +1020,8 @@ def test_section_in_serializer() -> None:
             {"name": "option_2", "required": True, "type": "integer"},
         ],
         "type": "expandable",
-        "multiple": None,
+        "multiple": False,
-        "default": None,
+        "default": [],
     }
 
 
@@ -1054,35 +1054,6 @@ def test_section_multiple_in_serializer() -> None:
     }
 
 
-def test_section_multiple_and_default_inclusive_in_serializer() -> None:
-    """Test section with multiple missing default in custom_serializer."""
-    with pytest.raises(vol.MultipleInvalid):
-        cv.custom_serializer(
-            data_entry_flow.section(
-                vol.Schema(
-                    {
-                        vol.Optional("option_1", default=False): bool,
-                        vol.Required("option_2"): int,
-                    }
-                ),
-                {"collapsed": False, "multiple": None},
-            )
-        )
-
-    with pytest.raises(vol.MultipleInvalid):
-        cv.custom_serializer(
-            data_entry_flow.section(
-                vol.Schema(
-                    {
-                        vol.Optional("option_1", default=False): bool,
-                        vol.Required("option_2"): int,
-                    }
-                ),
-                {"collapsed": False, "default": []},
-            )
-        )
-
-
 def test_nested_section_in_serializer() -> None:
     """Test section with custom_serializer."""
     with pytest.raises(