Core: whitespace cleanup, reduce double blank line to single (#25795)

* Core/Misc: fix double empty line

* worldserver.conf

(cherry picked from commit a32b6b8ac4)

src/server/scripts/World/action_ip_logger.cpp

@@ -311,7 +311,6 @@ public:
     }
 };
 
-
 void AddSC_action_ip_logger()
 {
     new AccountActionIpLogger();