update contribution

learn/1_contribution.md

@@ -3,13 +3,7 @@
 ## Report an issue
 개선 사항이나 버그는 Git Repository에 이슈를 생성하여 리포트해주시기 바랍니다. 이슈 리포트는 FOSSLight 업그레이드에 많은 도움이 됩니다.
 - [FOSSLight Hub](https://github.com/fosslight/fosslight/issues)
-- [FOSSLight Dependency Scanner](https://github.com/fosslight/fosslight_dependency_scanner/issues)
-- [FOSSLight Source Scanner](https://github.com/fosslight/fosslight_source_scanner/issues)
-- [FOSSLight Binary Scanner](https://github.com/fosslight/fosslight_binary_scanner/issues)
-- [FOSSLight Yocto Scanner](https://github.com/fosslight/fosslight_yocto_scanner/issues)
-- [FOSSLight Android Scanner](https://github.com/fosslight/fosslight_android_scanner/issues)
-- [FOSSLight Prechecker](https://github.com/fosslight/fosslight_prechecker/issues)
-- [FOSSLight Guide](https://github.com/fosslight/fosslight-guide-en/issues)
+- [FOSSLight Hub Guide](https://github.com/fosslight/hub-guide/issues)
 
 ## Contributing