Toggle dry-run mode

curl --request POST \
  --url https://api.ledger.so/v1/settings/risk/dry-run \
  --header 'Api-Key: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "enabled": true
}
'

{
  "object": "dryRun",
  "enabled": true
}