Broken discord invitation link in README.md

Hello, The link in the README.md over the text "[Join our community now!](https://discord.com/servers/agora-999382051935506503)" seems to be broken. Current link : https://discord.com/servers/agora-999382051935506503 Excepted link (as in the badge) : https://discord.gg/agora-999382051935506503