[demo script] Missing output argument for PSBT construction

[louneskmt]

Hey! Isn't the --output argument missing here?

nodes/contrib/demo-rgb.sh

Line 114 in f4c16ef

btc-cold construct --input "${UTXO_SRC} /0/0" --allow-tapret-path 1 ${WALLET} ${PSBT} ${FEE}

$ docker compose run lnpbp-tools btc-cold construct --input "${UTXO_SRC} /0/0" --allow-tapret-path 1 testnet.wallet wxrp.psbt 500
error: The following required arguments were not provided:
    --output <OUTPUTS>

USAGE:
    btc-cold construct --input <INPUTS> --output <OUTPUTS> --allow-tapret-path <ALLOW_TAPRET_PATH> <WALLET_FILE> <PSBT_FILE> <FEE>

For more information try --help

@dr-orlovsky

[louneskmt]

Updating to v0.8.1 did the trick.