[PPML] add local only argument to load model from local path (#6342)
[PPML] add local only argument to load model from local path (#6342)


yangw1234/BigDL,yangw1234/BigDL,intel-analytics/BigDL,yangw1234/BigDL,intel-analytics/BigDL,intel-analytics/BigDL,intel-analytics/BigDL,yangw1234/BigDL