Increase refresh delay for server sets

Author: jedisct1

dnscrypt-proxy/dnscrypt-proxy.toml

@@ -170,7 +170,7 @@ format = 'tsv'
   minisign_key = 'RWQf6LRCGA9i53mlYecO4IzT51TGPpvWucNSCh1CBM0QTaLn73Y7GFO3'
   cache_file = 'dnscrypt-resolvers.csv'
   format = 'v1'
-  refresh_delay = 24
+  refresh_delay = 168
 
 
 ## Local, static list of available servers