Added copyright notice

Author: Theooolone

export_presets.cfg

@@ -40,7 +40,7 @@ application/product_version="1.2.0.0"
 application/company_name="Theooolone"
 application/product_name="M Game"
 application/file_description="Explore the Void"
-application/copyright=""
+application/copyright="Copyright © 2023 Theooolone"
 application/trademarks=""
 ssh_remote_deploy/enabled=false
 ssh_remote_deploy/host="user@host_ip"