function checkTaprootInputForSigs(input, action) {
  const sigs = extractTaprootSigs(input);
  return sigs.some(sig =>
    signatureBlocksAction(sig, decodeSchnorrSignature, action),
  );
}
Checks the taproot input for signatures.
@param input The PSBT input to check.
@param action The action being performed.
@returns True if the input has taproot signatures, false otherwise.