DNS: Remove PowerDNS (shutdown) (#179)

_data/dns/powerdns.yml

@@ -1,20 +0,0 @@
-title: PowerDNS
-homepage: 'https://powerdns.org/'
-source: 'https://github.com/PowerDNS/pdns'
-anycast: false
-locations:
-  - NL
-privacy_policy:
-  link: 'https://powerdns.org/doh/privacy.html'
-type:
-  name: Hobby Project
-logs:
-  policy: false
-protocols:
-  - name: DoH
-dnssec: true
-qname_minimization: false
-filtering: None
-providers:
-  - name: TransIP B.V. Admin
-    link: 'https://www.transip.nl/'