Update project summarization settings

curl --request PUT \
  --url https://api.beyondwords.io/v1/projects/{project_id}/summarization_settings \
  --header 'Content-Type: application/json' \
  --header 'X-Api-Key: <api-key>' \
  --data '{
  "enabled": true,
  "prompt": "Summarize the provided article text. Aim for a summary of about 250-300 words."
}'

{
  "enabled": true,
  "prompt": "Summarize the provided article text."
}