us-docker.pkg.dev/grpc-testing/testing-images-public/cxx_debian11_openssl102_x64:aa2bca3103b5c348b196dba01f7bbeb5e878cff9@sha256:8552c41ecca59e32cb3079981cce0b2993a443f1730562a7f19a172ab29f1b2d