Update rtmp ingest

curl --request PATCH \
  --url https://api.mottostreaming.com/streaming/rtmp_ingests/v1/{rtmp_ingest_id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "rtmp_ingest_id": "<string>",
  "rtmp_ingest": {
    "region": "REGION_UNSPECIFIED",
    "disabled": true,
    "name": "<string>",
    "description": "<string>",
    "pull_url": "<string>"
  },
  "update_mask": "<string>"
}'

{
  "rtmp_ingest": {
    "id": "<string>",
    "project_id": "<string>",
    "region": "REGION_UNSPECIFIED",
    "key": "<string>",
    "connected": true,
    "disabled": true,
    "name": "<string>",
    "description": "<string>",
    "pull_url": "<string>"
  }
}