fix(lint): resolve E340 error helpers and E305 module naming
Extract err_* helpers in ocaml-hap/lib/hap.ml for pair setup/verify
error patterns. Extract err_unknown_type_code in ocaml-matter/lib/tlv.ml.
Rename OnOff -> On_off and AdministratorCommissioning ->
Administrator_commissioning in ocaml-matter for Snake_case convention.