Add missing atcommand reference

src/map/atcommand.cpp

@@ -11133,6 +11133,7 @@ void atcommand_basecommands(void) {
 		ACMD_DEF2("reloadachievementdb",reload),
 		ACMD_DEF2("reloadattendancedb",reload),
 		ACMD_DEF2("reloadbarterdb",reload),
+		ACMD_DEF2("reloadzonedb",reload),
 		ACMD_DEF(partysharelvl),
 		ACMD_DEF(mapinfo),
 		ACMD_DEF(dye),