feat: Add example to ProxyCheckRequest.url so API reference sample shows it

Author: stainless-app[bot]

.stats.yml

@@ -1,4 +1,4 @@
 configured_endpoints: 127
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/kernel/kernel-e04362b2c82b88f4f7fb43209c764fa9fdf37fe98932e142547be43a1e99c50b.yml
-openapi_spec_hash: b16e79bfd6cac36090c815a8184b9e09
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/kernel/kernel-0c99f133dc7e81a8e74e829299f4a7bfdd9f4fadc40e69a9a10c81ab28318f7a.yml
+openapi_spec_hash: 6e7e04300dc9554b2d1cf4284ee46504
 config_hash: 77ee715aa17061166f9a02b264a21b8d

tests/api_resources/test_proxies.py

@@ -252,7 +252,7 @@ def test_method_check(self, client: Kernel) -> None:
     def test_method_check_with_all_params(self, client: Kernel) -> None:
         proxy = client.proxies.check(
             id="id",
-            url="url",
+            url="https://example.com",
         )
         assert_matches_type(ProxyCheckResponse, proxy, path=["response"])
 
@@ -524,7 +524,7 @@ async def test_method_check(self, async_client: AsyncKernel) -> None:
     async def test_method_check_with_all_params(self, async_client: AsyncKernel) -> None:
         proxy = await async_client.proxies.check(
             id="id",
-            url="url",
+            url="https://example.com",
         )
         assert_matches_type(ProxyCheckResponse, proxy, path=["response"])