chore: remove dead to_be_bytes fn#22243

nventuro wants to merge 2 commits intomerge-train/fairiesAztecProtocol/aztec-packages:merge-train/fairiesfrom

nico/f-535-remove-dead-to_be_bytesAztecProtocol/aztec-packages:nico/f-535-remove-dead-to_be_bytesCopy head branch name to clipboard