add support ota

hc

2023-02-18 a08c8b75ee83d7f62c9aefc23bfb42082aa4076c

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# md5 from http://www.erlang.org/download/MD5, sha256 locally computed
md5     2faed2c3519353e6bc2501ed4d8e6ae7        otp_src_20.0.tar.gz
sha256  fe80e1e14a2772901be717694bb30ac4e9a07eee0cc7a28988724cbd21476811        otp_src_20.0.tar.gz