trying to create the stack using customresource.yaml file return the following error:
Resource handler returned message: "The runtime parameter of python2.7 is no longer supported for creating or updating AWS Lambda functions. We recommend you use the new runtime (python3.9) while creating or updating functions. (Service: Lambda, Status Code: 400, Request ID: e284565a-47a7-4711-9228-1fec8795a9d6, Extended Request ID: null)" (RequestToken: c710323d-72f2-80af-f088-8014e0b10247, HandlerErrorCode: InvalidRequest)