test(parser): address review feedback on payload_fixer tests

Author: vishnuprakaz

agent_sdks/python/tests/parser/test_payload_fixer.py

@@ -31,12 +31,8 @@
             [{"beginRendering": {"surfaceId": "s1", "root": "r1"}}],
         ),
         ("{\u201ckey\u201d: \u201cvalue\u201d}", [{"key": "value"}]),
-        (
-            "{\u201Couter\u201D: {\u201Cinner\u201D: true}}",
-            [{"outer": {"inner": True}}],
-        ),
+        ('{"text": "it\u2019s fine"}', [{"text": "it's fine"}]),
         ("[]", []),
-        ("[1, 2,]", [1, 2]),
     ],
 )
 def test_parse_and_fix_normalization(payload, expected):
@@ -68,13 +64,6 @@ def test_parse_and_fix_multiple_messages():
   assert "surfaceUpdate" in result[1]
 
 
-def test_parse_and_fix_single_object_wrapped_in_list():
-  payload = '{"beginRendering": {"surfaceId": "s1", "root": "r1"}}'
-  result = parse_and_fix(payload)
-  assert isinstance(result, list)
-  assert len(result) == 1
-
-
 def test_parse_and_fix_logs_warnings_on_trailing_comma_autofix(caplog):
   payload = '[{"key": "value",}]'
   with caplog.at_level(logging.WARNING, logger="a2ui.parser.payload_fixer"):