static void writeProbedOutputType(ApplicationPackage app, Path modelPath, String output,
                                      Map<String, TensorType> inputTypes, TensorType type) throws IOException {
        writeProbedOutputType(app, modelPath, createContextKey(output, inputTypes), type);
    }
Defers to 'vespa-analyze-onnx-model' to determine the output type given
a set of inputs. For situations with symbolic dimension sizes that can't
easily be determined.

@author lesters
config-model/src/main/java/com/yahoo/vespa/model/ml/OnnxModelProbe.java