Remove _rod intrinsic from zvfhmin#400

tclin914 wants to merge 4 commits intoriscv-non-isa:split_out_zvfh_zvfhmin_part2riscv-non-isa/rvv-intrinsic-doc:split_out_zvfh_zvfhmin_part2from

tclin914:split_out_zvfh_zvfhmin_part2-remove-rodtclin914/rvv-intrinsic-doc:split_out_zvfh_zvfhmin_part2-remove-rodCopy head branch name to clipboard