enhance cdn flag to return cdn name instead of boolean result

[ehsandeep]

Please describe your feature request:

chaos -d hackerone.com -silent | httpx -silent -cdn
https://mta-sts.managed.hackerone.com
- https://www.hackerone.com [cdn]
https://mta-sts.forwarding.hackerone.com
https://mta-sts.hackerone.com
- https://api.hackerone.com [cdn]
- https://support.hackerone.com [cdn]
https://gslink.hackerone.com
https://resources.hackerone.com
https://docs.hackerone.com

chaos -d hackerone.com -silent | httpx -silent -cdn
https://mta-sts.managed.hackerone.com
+ https://www.hackerone.com [cloudflare]
https://mta-sts.forwarding.hackerone.com
https://mta-sts.hackerone.com
+ https://api.hackerone.com [cloudflare]
+ https://support.hackerone.com [cloudflare]
https://gslink.hackerone.com
https://resources.hackerone.com
https://docs.hackerone.com

This requires changes in https://github.com/projectdiscovery/cdncheck

[brenocss]

The best of all worlds would be to have both fields in json that says if belongs to a cdn and the name of that cdn

echo 'hackerone.com' | httpx -cdn -cdn-title
https://api.hackerone.com [cloudflare]

echo 'hackerone.com' | httpx -cdn -json

{
  "cdn":true||false,
  "cdn_title": "cloudflare"
}