✅ Add missing test for OpenAPI examples, it was missing in coverage (#10188)

✅ Add missing test for OpenAPI examples, it seems it was discovered in coverage by an upgrade in AnyIO

tests/test_openapi_examples.py

@@ -125,6 +125,9 @@ client = TestClient(app)
 
 
 def test_call_api():
+    response = client.post("/examples/", json={"data": "example1"})
+    assert response.status_code == 200, response.text
+
     response = client.get("/path_examples/foo")
     assert response.status_code == 200, response.text