[Conf] Restore ability to disable phishtank

conf/modules.d/phishing.conf

@@ -20,7 +20,7 @@ phishing {
     openphish_premium = false;
     openphish_map = "https://www.openphish.com/feed.txt";
     # Disabled by default
-    phishtank_enabled = false;
+    phishtank_enabled = true;
 
     # Make exclusions for known redirectors
     redirector_domains = [

src/plugins/lua/phishing.lua

@@ -40,7 +40,7 @@ local phishtank_suffix = 'phishtank.rspamd.com'
 -- Not enabled by default as their feed is quite large
 local openphish_premium = false
 -- Published via DNS
-local phishtank_enabled = true
+local phishtank_enabled = false
 local generic_service_hash
 local openphish_hash
 local generic_service_data = {}