add .BoardConfig.mk package-file

hc

2023-05-31 43fd8d44e8182b691c8ee61d487cec02ca11afd2

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050e79c9683a7b063bbce2dafc37bb20  rknn_toolkit_lite2-1.4.0-cp37-cp37m-linux_aarch64.whl
a3da64f0b2fb6bcbc4dc39bb86f23517  rknn_toolkit_lite2-1.4.0-cp39-cp39-linux_aarch64.whl