Move all repositories to Gitlab

[adityaalifn]

Hi OLTeam!

I'm your mentor for camp 2 SEA. I would suggest to move all of your repositories to Gitlab. Because in the next camp, we will be learning about CI/CD using gitlab-ci. Also inform the committee and me about your new repo link.

Thanks.

[muazhari]

ini kak link barunya https://gitlab.com/olteam-go