Update limits that apply to each client individually

curl --request PATCH \
  --url https://api.pingnetwork.io/customer/v2/customer/limits/client \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '{
  "downloaded_bytes": 549755813888,
  "uploaded_bytes": 549755813888,
  "download_speed": 52428800,
  "upload_speed": 52428800,
  "max_sessions": 5,
  "max_reconnections": 20
}'

{
  "id": "cl_123456789",
  "created_at": "2025-02-28T14:30:00.000Z",
  "updated_at": "2025-02-28T14:30:00.000Z",
  "downloaded_bytes": 549755813888,
  "uploaded_bytes": 549755813888,
  "download_speed": 52428800,
  "upload_speed": 52428800,
  "max_sessions": 5,
  "max_reconnections": 20
}