Add 29th European Nephrology Conference for product, android

[confs-tech-bot]

Conference information

Website: https://europe.nephroconferences.com

Github: @alice flowerdew

// product, android

{
  "name": "29th European Nephrology Conference",
  "url": "https://europe.nephroconferences.com",
  "startDate": "2025-05-26",
  "endDate": "2025-05-27",
  "city": "Rome",
  "country": "Italy",
  "online": true,
  "locales": "EN,RO,IT",
  "offersSignLanguageOrCC": true
}

[cgrail]

Thanks a lot for the contribution. But we'll close this PR as we don't think it's developer related. Please feel free to contact to us if you have any questions. Sorry.