Remove unused variable

ocdb.cpp

@@ -363,7 +363,6 @@ Caches OCdb::get_user_caches(const std::string& uuid, __attribute__((unused)) in
 
 Caches OCdb::get_user_caches_owned(const std::string& uuid) const {
 	int res;
-	Caches cc;
 
 	//code TEXT PRIMARY KEY, name TEXT, location TEXT, type TEXT, status TEXT, size TEXT, difficulty REAL, terrain REAL, country TEXT, region TEXT, owner TEXT)
 	sql = "SELECT code, location, type, size, difficulty, terrain, country, region, owner, status, name FROM caches WHERE owner = ?;";