spanish/support.wml: remove URL pointing to porn site

Seems the URL linuxespanol.com has changed at least on November 2019 the
owner, unfortunatily no pointing to porn shit.

Thanks Elrond tasartir sama -Aesirkony <mil.7400@hotmail.com> for
reporting.

$ whois linuxespanol.com
   Domain Name: LINUXESPANOL.COM
   Registry Domain ID: 2452613417_DOMAIN_COM-VRSN
   Registrar WHOIS Server: whois.namebright.com
   Registrar URL: http://www.DropCatch1459.com
   Updated Date: 2019-11-11T09:17:05Z
   Creation Date: 2019-11-07T19:41:19Z
   Registry Expiry Date: 2020-11-07T19:41:19Z
   Registrar: DropCatch.com 1459 LLC
   Registrar IANA ID: 3668
   Registrar Abuse Contact Email:
   Registrar Abuse Contact Phone:
   Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
   Name Server: CASH.NS.CLOUDFLARE.COM
   Name Server: JESSICA.NS.CLOUDFLARE.COM
   DNSSEC: unsigned
   URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/