python: add python-lazyImports to test job

Author: bachorp

.github/workflows/samples-python-petstore.yaml

@@ -35,6 +35,7 @@ jobs:
         sample:
           - samples/openapi3/client/petstore/python-aiohttp
           - samples/openapi3/client/petstore/python
+          - samples/openapi3/client/petstore/python-lazyImports
     services:
       petstore-api:
         image: swaggerapi/petstore