chore(internal): update test skipping reason

Author: stainless-app[bot]

tests/api_resources/beta/messages/test_batches.py

@@ -396,7 +396,7 @@ def test_method_results(self, client: Anthropic, respx_mock: MockRouter) -> None
         assert i == 1
         assert results.http_response.is_stream_consumed
 
-    @pytest.mark.skip(reason="Prism doesn't support JSONL responses yet")
+    @pytest.mark.skip(reason="Prism doesn't support application/x-jsonl responses")
     @parametrize
     def test_path_params_results(self, client: Anthropic) -> None:
         with pytest.raises(ValueError, match=r"Expected a non-empty value for `message_batch_id` but received ''"):
@@ -783,7 +783,7 @@ async def test_method_results(self, async_client: AsyncAnthropic, respx_mock: Mo
         assert i == 1
         assert results.http_response.is_stream_consumed
 
-    @pytest.mark.skip(reason="Prism doesn't support JSONL responses yet")
+    @pytest.mark.skip(reason="Prism doesn't support application/x-jsonl responses")
     @parametrize
     async def test_path_params_results(self, async_client: AsyncAnthropic) -> None:
         with pytest.raises(ValueError, match=r"Expected a non-empty value for `message_batch_id` but received ''"):