Clean up unused variables in main.cpp

Removed unused variable declarations in main.cpp

shared_memory/main.cpp

@@ -36,11 +36,7 @@
 #include "../common/evolving_items.h"
 
 EQEmuLogSys          LogSys;
-WorldContentService  content_service;
-ZoneStore            zone_store;
 PathManager          path;
-PlayerEventLogs      player_event_logs;
-EvolvingItemsManager evolving_items_manager;
 
 #ifdef _WINDOWS
 #include <direct.h>